Highlights: Brand: Ultra Fire Model: WF-502 B Emitter Brand/ Type: Cree Emitter BIN: XPE-WCR5 Color BIN: White Total Emitters: 1 Battery Configurations: 1 x 18650 / 2 x 16340 rechargeable battery Voltage Input: 3.3~18V, 18V max Switch Type: Clicky/ Clickie Switch Location: Tail-cap Modes: 1 Circuitry: Digital Regulated 1000m A Current Output Brightness: 320 lumens maximum brightness (manufacturer rated) Runtime: 50 minutes (manufacturer rated) Lens: Coated Glass Lens Reflector: Aluminum Textured/OP Reflector Carrying Clip: Clip Included Specification: Dimensions (cm): 3.3 x 3.3 x 13.5 Weight (Kg): 0.1202 Package Contents:1 x