CN112963754A - Multifunctional shoulder lamp on duty - Google Patents
Multifunctional shoulder lamp on duty Download PDFInfo
- Publication number
- CN112963754A CN112963754A CN202110353397.2A CN202110353397A CN112963754A CN 112963754 A CN112963754 A CN 112963754A CN 202110353397 A CN202110353397 A CN 202110353397A CN 112963754 A CN112963754 A CN 112963754A
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- Prior art keywords
- lamp
- led
- electric quantity
- body shell
- duty
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- 238000001514 detection method Methods 0.000 claims abstract description 18
- 230000002265 prevention Effects 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010079 rubber tapping Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
- F21L4/08—Electric lighting devices with self-contained electric batteries or cells characterised by means for in situ recharging of the batteries or cells
- F21L4/085—Pocket lamps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0414—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0008—Clothing or clothing accessories, e.g. scarfs, gloves or belts
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
- G09F2013/222—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs
Abstract
The invention discloses a multifunctional shoulder lamp on duty, which comprises a lamp body shell, a circuit board positioned in the lamp body shell and an LED warning lamp arranged on the circuit board, wherein an LED illuminating lamp and an infrared indicating lamp are arranged at the end part of the lamp body shell, the LED warning lamp comprises a horizontal LED lamp arranged on the side wall of the circuit board and a vertical LED lamp arranged at the top of the circuit board, a weight detection device, a vibration sensing device and an electric quantity display device are arranged in the lamp body shell, the weight detection device can sense that the lamp body shell is in a vertical state or a horizontal state so as to control the corresponding horizontal LED lamp and the horizontal LED lamp to light up and flash, the vibration sensing device can control the corresponding LED warning lamp by lightly tapping the lamp body shell, and the electric quantity display device comprises an LED electric quantity display lamp connected with a rechargeable battery High intelligent degree and constantly monitoring the electric quantity of the rechargeable battery.
Description
Technical Field
The invention belongs to the technical field of police lamp equipment, and particularly relates to a multifunctional on-duty shoulder lamp.
Background
At present, some police lamps are often needed to assist work in the duty-on process, the existing police lamps are generally divided into a red light area and a blue light area and mainly play a role in warning, but the lighting mode is single, the whole police lamp is controlled by simply turning on and off a switch, the operation and the control are inconvenient, the continuous use of the police lamps can be influenced without arranging a charger charging hole, part of the chargeable police lamps have poor sealing effect due to the existence of the switch and a charging port, the risk of rainwater invading a circuit and dust accumulating in the police lamps exists, part of the chargeable police lamps also have no functions of electric quantity detection and detection result display, the police lamps cannot be charged in time according to the using condition of the police lamps, so that the situation that the police lamps are suddenly powered off is kept, and the existing police lamps cannot adjust the light mode according to the positions on shoulders or chest, not intelligent enough, also not having vibrations response function, can conveniently carry out the switching operation of alert lamp light mode through patting.
Disclosure of Invention
The invention aims to: the utility model provides a multi-functional shoulder lamp on duty, aims at solving the technical problem that the function singleness, the operation is complicated, intelligent degree is not high and can not continuously monitor the electric quantity that exist among the correlation technique.
The technical scheme adopted by the invention is as follows:
a multifunctional shoulder lamp on duty comprises a lamp body shell, a circuit board positioned in the lamp body shell and an LED warning lamp arranged on the circuit board, wherein a rechargeable battery is arranged in the lamp body shell, a switch groove is formed in the side wall of the lamp body shell, a switch key and a charger plug connected with the rechargeable battery are arranged in the switch groove, an LED illuminating lamp and an infrared indicating lamp are arranged at the end part of the lamp body shell, the LED warning lamp comprises a horizontal LED lamp arranged on the side wall of the circuit board and a vertical LED lamp arranged at the top of the circuit board, a weight detection device, a vibration sensing device and an electric quantity display device are arranged in the lamp body shell, the weight detection device can sense the vertical state or the horizontal state of the lamp body shell, so that the corresponding horizontal LED lamp and the horizontal LED lamp are controlled to be lightened and flickered, and the vibration sensing device can control the corresponding LED warning lamp by flicking the lamp, the electric quantity display device comprises an LED electric quantity display lamp connected with the rechargeable battery.
Further, the inside of switch groove is provided with the waterproof cover of rubber, and the waterproof cover of rubber covers the top of on & off switch and charger plug, and the middle part of the waterproof cover of rubber is connected with the bottom in switch groove through the pin, and the waterproof cover of rubber is close to the one end of charger plug and can upwards be dialled.
Furthermore, the LED warning lamp is adjusted in a manual mode and a weight induction automatic mode, the manual mode is controlled by pressing a switch key twice and a switch key three times respectively, and the weight induction automatic mode is started by pressing a switch key once and is processed by the weight detection device.
Further, the vibration sensing device comprises a mistaken touch prevention module, and the mistaken touch prevention module is set to have an interval time of 2S.
Further, the LED illuminating lamp starts a normally-on mode after the on-off key is pressed for four times, the LED illuminating lamp is started in a stroboscopic mode after the on-off key is pressed for a short time again, and the infrared indicating lamp starts a long-on mode in a starting state through 2-3S long-pressing of the on-off key.
Further, the LED electric quantity display lamp is started by pressing the switch key for 3S in a long time in a power-off state, the electric quantity is 80% green, 30% -80% blue and 30% red, and the LED electric quantity display lamp is automatically turned off in 5S.
Furthermore, the electric quantity display device comprises a charging indication LED lamp, the charging indication LED lamp indicates charging when being red, and the charging indication LED lamp indicates charging completion when being green.
Further, the lamp body shell includes red shell and blue shell, and LED light and infrared indicator all set up the tip at red shell, and rechargeable battery and power display device set up the inside at blue shell.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the weight detection device is used for sensing whether the lamp body shell is in a vertical position or a horizontal position, so that the horizontal LED lamp and the vertical LED lamp at different positions are respectively lighted up when the weight detection device is in the chest or shoulder position, the flickering effect of the LED warning lamp is increased through the arrangement of the red shell and the blue shell, the using effect of the weight detection device in a haze weather environment is better and outstanding, the charging point battery is adopted for recycling electric energy, the residual electric quantity is displayed through the LED electric quantity display lamp, and the charging condition is displayed through the charging indication LED lamp, so that the weight detection device is convenient to use in time.
2. According to the invention, corresponding illumination and warning are carried out through the LED illuminating lamp, corresponding warning and guiding are carried out through the infrared indicating lamp, different illumination modes are switched by pressing the on-off key for a short time and pressing the on-off key for a long time, the use of an operator is facilitated, the corresponding LED warning lamp flashing mode is started and closed through flapping conveniently through the vibration sensing device, and the vibration sensing device is further optimized through the mistaken touch prevention module.
Drawings
FIG. 1 is a schematic view of the present invention (with the infrared indicator light removed);
FIG. 2 is a schematic diagram of the connection between the rechargeable battery and the circuit board;
FIG. 3 is a schematic view of the connection of a red housing and a blue housing;
FIG. 4 is a schematic view of the connection between the LED lamp and the housing of the lamp body;
fig. 5 is a schematic view of the connection of the rubber boot and the pin.
The labels in the figure are: 1. a lamp body housing; 2. a circuit board; 3. an LED warning light; 4. installing a clamp; 5. a switch slot; 6. a rubber waterproof jacket; 7. a charger plug; 8. an LED lighting lamp; 9. an infrared indicator light; 10. a horizontal LED lamp; 11. a vertical LED lamp; 12. a red outer shell; 13. a blue shell; 14. a rechargeable battery; 15. an LED electric quantity display lamp; 16. a charging indication LED lamp; 17. an on-off key; 18. a pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only for the purpose of explaining the present invention and are not intended to limit the present invention.
Example 1
As shown in fig. 1 to 5, a multifunctional shoulder lamp on duty comprises a lamp body housing 1, a circuit board 2 located inside the lamp body housing 1 and an LED warning lamp 3 arranged on the circuit board 2, wherein the circuit board 2 is horizontally arranged, the LED warning lamp 3 is respectively arranged on the front end surface and the upper end surface of the circuit board 2, a rechargeable battery 14 is arranged inside the lamp body housing 1, a mounting clip 4 is arranged on the lower side wall of the lamp body housing 1 for mounting and using with shoulders or chest, the mounting clip 4 is structured in the prior art and is very convenient to use, the upper surface of the lamp body housing 1 is obliquely arranged, a switch slot 5 is arranged on the rear end side wall of the lamp body housing 1, a rubber waterproof sleeve 6 is arranged inside the switch slot 5, the rubber waterproof sleeve 6 covers the switch key 17 and the upper part of a charger plug 7, the middle part of the rubber waterproof sleeve 6 is connected with the bottom of the switch slot 5 through a pin 18, one end of the rubber waterproof sleeve 6 close to the charger plug 7 can be pulled upwards. Switch slot 5's inside is provided with on & off switch 17 and the charger plug 7 of being connected with rechargeable battery 14, lamp body housing 1's tip is provided with LED light 8 and infrared indicator 9, LED warning light 3 is including setting up horizontal LED lamp 10 on the 2 lateral walls of circuit board and setting up the vertical LED lamp 11 at 2 tops of circuit board, in order to strengthen the scintillation effect in this example, the lateral wall and the top of circuit board 2 all are provided with horizontal LED lamp 10 and vertical LED lamp 11, horizontal LED lamp 10 and the 11 intervals of vertical LED lamp on the different positions set up and the different directions of orientation under the mutually perpendicular's the condition, thereby horizontal LED lamp 10 flickers when convenient use on the epaulet, vertical LED lamp 11 flickers when using in the front of the chest, can not disturb user's eyes when taking place warning effect. The LED warning lamp 3 is adjusted in a manual mode and a weight sensing automatic mode, the manual mode is controlled by pressing a two-time switch key 17 and pressing a three-time switch key 17 respectively, and the weight sensing automatic mode is started by pressing a one-time switch key 17 and is processed by a weight detection device; the lamp body shell 1 is formed by splicing a red shell 12 and a blue shell 13, the whole lamp body shell 1 is made of transparent plastic, the LED illuminating lamp 8 and the infrared indicating lamp 9 are both arranged at the end part of the red shell 12, and the rechargeable battery 14 and the electric quantity display device are arranged inside the blue shell 13.
The inside of lamp body shell 1 is provided with weight detection device, vibrations induction system and electric quantity display device, and weight detection device can respond to lamp body shell 1 and be in vertical state or be in the horizontality to the control is corresponding the level LED lamp 10 and is lighted and twinkle of level LED lamp 10. The vibration sensing device can control the corresponding LED warning lamp 3 by tapping the lamplight shell, and comprises a mistaken touch prevention module, wherein the mistaken touch prevention module is set to have the interval time of 2S. The charge display means comprises an LED charge display lamp 15 connected to the rechargeable battery 14. The electric quantity display device comprises a charging indication LED lamp 16, wherein when the charging indication LED lamp 16 is red, charging is indicated, and when the charging indication LED lamp 16 is green, charging is completed. The LED electric quantity display lamp 15 is started by pressing the switch key 173S for a long time in the power-off state, the electric quantity is displayed in green for 80%, blue for 30% -80%, red for 30%, and the LED electric quantity display lamp 15 is automatically turned off within 5 seconds. The LED illuminating lamp 8 starts a normally-on mode after the on-off key 17 is pressed for four times, the on-off key 17 is pressed for the second time to start a stroboscopic mode of the LED illuminating lamp 8, and the infrared indicating lamp 9 starts a long-on mode by pressing the on-off key 172-3S for a long time in the starting state.
In the using process of the invention, whether the epaulet is used on a shoulder badge or in front of a chest is determined, then the on-off key 17 is pressed for a short time in the off state to carry out the on state, at the moment, the flicker mode can be adjusted through the weight detection device, the horizontal LED lamp 10 at the position of the shoulder badge flickers spontaneously, the vertical LED lamp 11 at the position of the chest flickers, the horizontal LED lamp 10 flickers by manually pressing the on-off key 17 for the second time, the vertical LED lamp 11 flickers by manually pressing the on-off key 17 for the third time, the LED illuminating lamp 8 is turned on by pressing the on-off key 17 for the fourth time, the LED illuminating lamp 8 appears after the short strobing, and finally the on-off key 17 is pressed for the off state; in the using process of the invention, the LED warning lamp 3 can be turned on and off by pressing the switch key 17 for a short time, then the lamp body shell 1 is knocked, the infrared indicator lamp 9 can be started to enter a long-light mode by pressing the switch key 172-3S for a long time after the lamp body is turned on, the LED electric quantity display lamp 15 is started by pressing the switch key 17 for a long time in the off state to display the electric quantity of the rechargeable battery 14, and the charging indicator LED lamp 16 is turned on under the charging state, so that the charging condition is displayed, the circuit board 2 of the invention is provided with the control mainboard, the instruction input of the control mainboard is judged by the pressing times and the pressing time of the switch key 17, the information processing related to the judgment adopts the prior art and is not the protection content of the invention, so the detailed description is not made, and the structure is further simplified by the operation mode of the switch key 17, the intelligent rechargeable battery monitoring system is convenient to use, and has the advantages of multiple functions, simple structure, convenience in operation, high intelligent degree and capability of monitoring the electric quantity of the rechargeable battery all the time.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A multi-functional shoulder lamp on duty which characterized in that: the LED street lamp comprises a lamp body shell, a circuit board and an LED warning lamp, wherein the circuit board is positioned in the lamp body shell, the LED warning lamp is arranged on the circuit board, a rechargeable battery is arranged in the lamp body shell, a switch slot is formed in the side wall of the lamp body shell, a switch key and a charger plug connected with the rechargeable battery are arranged in the switch slot, an LED illuminating lamp and an infrared indicating lamp are arranged at the end part of the lamp body shell, the LED warning lamp comprises a horizontal LED lamp arranged on the side wall of the circuit board and a vertical LED lamp arranged at the top of the circuit board, a weight detection device, a vibration sensing device and an electric quantity display device are arranged in the lamp body shell, the weight detection device can sense whether the lamp body shell is in a vertical state or a horizontal state, so that the corresponding horizontal LED lamp and the horizontal LED lamp are controlled to light up and flash, and the vibration, the electric quantity display device comprises an LED electric quantity display lamp connected with the rechargeable battery.
2. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the inside of switch groove is provided with the waterproof cover of rubber, and the waterproof cover of rubber covers the top of on & off switch and charger plug, and the middle part of the waterproof cover of rubber is connected with the bottom of switch groove through the pin, and the waterproof cover of rubber is close to the one end of charger plug and can upwards be dialled.
3. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the LED warning lamp is adjusted in a manual mode and a weight induction automatic mode, the manual mode is controlled by pressing a switch key twice and a switch key three times respectively, and the weight induction automatic mode is started by pressing a switch key once and is processed by a weight detection device.
4. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the vibration sensing device comprises a mistaken touch prevention module, and the mistaken touch prevention module is set to have the interval time of 2S.
5. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the LED illuminating lamp starts a normally-on mode after the on-off key is pressed for four times, the LED illuminating lamp starts a stroboscopic mode after the on-off key is pressed for a second time, and the infrared indicating lamp starts a long-on mode in a starting state through 2-3S long-pressing of the on-off key.
6. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the LED electric quantity display lamp is started by pressing the on-off key for 3S in the power-off state, the electric quantity is 80% green, 30% -80% blue and 30% red, and the LED electric quantity display lamp is automatically turned off within 5S.
7. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the electric quantity display device comprises a charging indication LED lamp, the charging indication LED lamp indicates charging when being red, and the charging indication LED lamp indicates charging completion when being green.
8. The multi-functional shoulder lamp on duty of claim 1, characterized in that: the lamp body shell includes red shell and blue shell, LED light and infrared indicator all set up the tip at red shell, rechargeable battery and electric quantity display device set up the inside at blue shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110353397.2A CN112963754A (en) | 2021-03-31 | 2021-03-31 | Multifunctional shoulder lamp on duty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110353397.2A CN112963754A (en) | 2021-03-31 | 2021-03-31 | Multifunctional shoulder lamp on duty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112963754A true CN112963754A (en) | 2021-06-15 |
Family
ID=76280699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110353397.2A Pending CN112963754A (en) | 2021-03-31 | 2021-03-31 | Multifunctional shoulder lamp on duty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112963754A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990081090A (en) * | 1998-04-25 | 1999-11-15 | 박준일 | Multifunctional Traffic Signal Rods |
| CN104633472A (en) * | 2015-01-28 | 2015-05-20 | 潘卫江 | Multi-operating-mode shoulder lamp |
| CN205560383U (en) * | 2016-04-19 | 2016-09-07 | 浙江华安安全设备有限公司 | Shoulder lamp that electric charge amount instructed |
| CN205877807U (en) * | 2016-06-16 | 2017-01-11 | 浙江华安安全设备有限公司 | Take shoulder lamp of touch -sensitive switch |
| CN107276207A (en) * | 2017-08-16 | 2017-10-20 | 宝鸡市交通信息工程研究所 | Multifunctional digital police-used emergency power supply with security warning |
| CN207471424U (en) * | 2017-11-27 | 2018-06-08 | 深圳市鼎冠恒通电子科技有限公司 | A kind of police shoulder lamp |
| CN207486516U (en) * | 2017-09-29 | 2018-06-12 | 浙江信安智能科技有限公司 | The police shoulder lamp of Vibration induction formula |
-
2021
- 2021-03-31 CN CN202110353397.2A patent/CN112963754A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990081090A (en) * | 1998-04-25 | 1999-11-15 | 박준일 | Multifunctional Traffic Signal Rods |
| CN104633472A (en) * | 2015-01-28 | 2015-05-20 | 潘卫江 | Multi-operating-mode shoulder lamp |
| CN205560383U (en) * | 2016-04-19 | 2016-09-07 | 浙江华安安全设备有限公司 | Shoulder lamp that electric charge amount instructed |
| CN205877807U (en) * | 2016-06-16 | 2017-01-11 | 浙江华安安全设备有限公司 | Take shoulder lamp of touch -sensitive switch |
| CN107276207A (en) * | 2017-08-16 | 2017-10-20 | 宝鸡市交通信息工程研究所 | Multifunctional digital police-used emergency power supply with security warning |
| CN207486516U (en) * | 2017-09-29 | 2018-06-12 | 浙江信安智能科技有限公司 | The police shoulder lamp of Vibration induction formula |
| CN207471424U (en) * | 2017-11-27 | 2018-06-08 | 深圳市鼎冠恒通电子科技有限公司 | A kind of police shoulder lamp |
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