Flashlight torch light Product Features: Working environment temperature -20 +50 Starting environment temperature0 +50 Waterproof degreeIPX3() Waterproof Continual illuminate time70 90 High 70mins/Low 90mins Brightness2500LM Bulb life-span≈3000hrs Irradiation distance≤1km Color temperature6000K (Option:4200K 5000K8000K10000K) Optical efficiency75LM/W Material/ALU Weight1.3kgElectricity parameters: Ballast input voltage 9 16V Working voltage12.6V Working current3.2A Starting max current8A Power output35W,28W High 35W / Low 28W Output temporary max voltage:23KV Battery modeICR18650X3S2P(4400mAh) Battery charge voltage12.6V ± 0.1V Battery lifespan (charge and discharge times)≥500 times