... could use as headlamp; Waterproof,Rechargeable. High power LED bicycle lamp-Could use for bike light, led headlamp,very convenience for customers outdoor use ... ;-With Cree XPG R5 LED Chip ,has over 1000 lumens output;-With High/Low/Strobe various output functions,could ... protected;6.Run time:2-3hours (max output);7.Power indicator.8.Waterproof,shockproof.9.USA,EU Plug charger are ...