Product Features:
Working environment temperature: -10C~ +50C
Starting environment temperature: 0C~ +50C
Waterproof degree: Under water 50-120M
Continual illuminate time: 120 mins
Brightness: 35W (2800LM), 20W (1400LM)
Bulb life-span: 3000hrs
Irradiation distance: >1.2km
Color temperature: 6000K (Option: 4200k, 5000K, 8000K, 10000K)
Optical efficiency: 77LM/W
Material: ALU
Weight: 1.56kg

Electricity parameters:
Ballast input voltage: 9 ~ 16V
Working voltage: 12.5V
Working current: 3.3 ± 0.2A
Starting max current: <10A
Power output: 20W, 35W
Output temporary max voltage: 23KV
Battery mode: ICR18650X3S2P(6600mAh)
Battery charge voltage: 13.8V ± 0.1V
Battery lifespan: (charge and discharge times) ≥ 500 times