Brand: TrustFire Model: ST-50 Emitter Brand/Type: Luminus Emitter BIN: SST-50 Color BIN: White Total Emitters: 1 Battery Configurations: 2 x 18650 rechargeable lithium batteries (included) Voltage Input: 5~8.4V 8.4V max Switch Type: Clicky/Clickie Switch Location: Tail-cap Modes: 5 Mode Memory: Circuitry Features Mode Memory Mode Arrangement: Hi (5000mA 1300LM) > Mid (3000mA 800LM) > Low (1750mA 500LM) > Fast Strobe (4000mA 1200LM)> SOS (5000mA 1300LM) Circuitry: Digital Regulated 5000mA Current Output Brightness: 1300 lumens maximum brightness (manufacturer rated) Runtime: 2 hours at Hi mode (manufacturer rated) Lens: Coated Glass Lens Reflector: Aluminum Smooth/SMO Reflector Carrying Clip: - Carrying Strap: - Accessories Included: 1x 100~240V AC Power Adapter (US Plug) 1x 18650 Battery Charger