Features: High quality Cree XML T6 LED bulb Special reflector design, enhance light output in intension and distance. Constant current / voltage circuit design, protect LED emitter from damage. Aluminum alloy case, avoid damage when drop off on ground. With hanging ring on flashlight body, convenient to schlep. On/Off button, soft touch swift to different mode 5 modes: High/Medium/Low/Strobe/SOS Lightly push the tail button to circle modes. Specification: Light bulb: Cree XML T6 LED Zoom: x1 x250 x500 x1000 x2000 Powered by: 2x 18650 3.7v battery(NOT included) You need to purchase the 18650 batteries separately. Don"t try any other kind batteries! Switch Location: Tailcap (Tail-cap) Body Material: Aluminum alloy Body Color: Black Size: approx 205mm x 34mm(head) x 23mm(body) Extend 230mm Package Includes: 100% Brand New 1 x Flashlight