... hours. 2: Voltage: DC 5.5-12V, Max: 15V, double Li-battery protect;Current: LED whole course constant 5A, voltage step ... : 3 x 18650 (2200mAh) Lithium Battery or 6 x CR123 Li-Battery.9: Battery Charge: take out of battery and then ... , water project, forestry, outdoor, explore, trip and so on. Supply High Power Rechargeable Portable LED Flashlight 2000Lm 30W