Brand: UltraFire Model: WF-501B Casing Color: Black Emitter Brand/Type: Cree Emitter BIN: XM-LT6 Color BIN: White Total Emitters: 1 Battery Configurations: 1 x 18650 battery (not included) Voltage Input: 3.2~4.5V Switch Type: Clicky/Clickie Switch Location: Tail-cap Modes: 5 Mode Memory: No Mode Arrangement: High > Mid > Low > Fast Strobe > SOS Circuitry: Digital Regulated 1000mA Current Output Brightness: 450 lumens maximum brightness (manufacturer rated) Runtime: 100 minutes (manufacturer rated) Lens: Coated Glass Lens Reflector: Aluminum Textured/OP Reflector Carrying Clip: - Carrying strap: Yes