... (body diameter) Features:* Compact, easy to carry* High quality Cree LED chip, output 200 lumen max* Special reflector design, enhance light ... in intension and distance* Constand current/voltage circuit design, protect LED emitter from damage* Aluminume alloy case, avoid damage when dropping ... different mode(Three modes: High, Low, and SOS ), easy operation. Adjustable Focus Zoomable Torch 3W CREE LED