Emitter: 4* high quality LED Operating voltage: 3.0V-4.2V Beam Angle: Narrow beam 32°; Flood beam 86° Battery options: 1x 21700 Li-ion Battery Dimension: 122mm (length) x 35mm (head diameter) Weight: 108g / 0.24lb(excluded battery) Reflector: TIR lens Circuit Type: Boost constant current driverReverse charging function: Yes Flashlight body: Aerospace grade 6061 grade aluminum alloy Water resistance i.a.w. IPX8 Reverse polarity protection to protect against improper battery installation. Advanced Temperature Regulation (ATR) technology: ATR automatically reduces the brightness level when the driver temperature reaches 60°C to prevent overheating Low voltage warning
Reverse polarity protection to protect against improper battery installation. Advanced Temperature Regulation (ATR) technology: ATR automatically reduces the brightness level when the driver temperature reaches 60°C to prevent overheating Low voltage warning
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