Brand: FEREI Model: B5 Color: Black Casing: Steel & Aluminum; Hard anodized finish Emitter Brand/Type: Cree Emitter BIN: MC-E Color BIN: White Total Emitters: 1 Battery Configurations: BP4836 4 x 18650 8800mAh battery pack with PCB protection (included) Voltage Input: 3.7V Switch Type: Clicky/Clickie Switch Location: Tail-cap Modes: 4 Mode Memory: Yes Mode Arrangement: High > Mid > Low > Fast Strobe Circuitry: Digital Regulated Current Output Brightness: 480LM Color Temperature: 6500~7000K Runtime: 4 hours (manufacturer rated) Lens: Glass Reflector: Aluminum Textured/OP Beam Range: 150m Other Features: Water Resistant Accessories: 1 x BP4836 8800mAh battery pack 1 x Bicycle mounting bracket 1 x AC 100~240V power adapter (2-flat-pin plug) 1 x Velcro nylon strap 1 x Wrench 1 x Chinese/English manual