... max output,could use for bicycle; Waterproof,Rechargeable. Over 1000 lumens XML led head light -Could use for bike light, ... customers outdoor use;-With Cree XML LED Chip ,has over 1000 lumens output;-With High/Low/Strobe various output functions,could ... :100pcs/boxPackage:Gift Box:250*180*65(mm)Weight106g Over 1000 lumens XML led Bicycle light