... high power LED Three modes:High,Lowand,SOS Working voltage: 3.6~4.2V Zoom: x1, x250, ... power LED* Three modes:High,Lowand,SOS* Working voltage: 3.6~4.2V* LED Quantity: 1 pcs ... enhance light output in intension and distance* Constand current/voltage circuit design, protect LED emitter from damage* Aluminume ... ground* Waterproof, can keep working underwater in 1 meter (Attention: You'd better not let it ...