USB Shoulder Warning Light Duty Reminder Light Warning Strobe Light, 4 Working Modes DC 3.7-4.2V, US Plug

1. Working temperature: -20~60 degrees Celsius

2. Flashing frequency: 8HZ

3. Rated voltage: DC 3.7-4.2V

4. Power supply mode: USB charging

5. Power protection: overcharge, over discharge, over current, short circuit, ultra high temperature charge and discharge

6. Power capacity: 500maH

7. Control method: touch the CNC

8. Charging time: 3-4 hours

9. Working time: more than 11 hours

10. Working mode: red and blue police flash, lighting

11. Usage Instructions:

(1). Press and hold for 3 seconds at the start, the upper row of lights flashes; then press again, the lower row of lights flashes; then press again, the double-row lights flash; press again, the red and blue lights are off, and the flashlight works.

(2). Press and hold for more than 3 seconds, all work lights turn off.

Note: After charging is completed, please press the switch to start once. If the circuit protection does not work, you need to use the charger interface to insert and activate.