Sofirn SP40A

Sofirn New SP40A is a powerful headlamp designed for home, EDC or outdoor activities like camping, hiking etc.. It can be operated from a single 18650 Li-ion rechargeable battery. The switch controls following functions: Low-Medium-High, hidden Turbo. SP40 and SP40A share the same body but with different leds . （SP40 with XPL, SP40A with LH351D) SP40 with reflector and SP40A with TIR Optics Specifications: Powerful LH351D led Working Voltage: 2.8V - 4.2V Battery Options: One 18650 Li-ion battery Weight: 63±1 gram (without battery) Flashlight body: Aerospace grade 6061 grade aluminum alloy, CNC manufactured to Military Grade Specification type III hard-anodized anti-abrasive finish to get solid built body, anti-crash geometry and better heat exchange. IPX7 Waterproof (submersion up to a maximum depth of 1m underwater for up to 30 minutes) Reverse polarity protection from improper battery installation Mode memory: Brightness levels will be maintained, it turns on with the remembered mode (general modes except Turbo) Advanced Temperature Regulation (ATR) technology: ATR will adjust the brightness level automatically when the driver temperature reaches 55℃ to prevent overheating. Power Indicator: The LED indicator on the switch blinks in green for 5 seconds if remaining battery power is over 30%. When the indicator turns to red, battery condition is below 30%. Flashing red light indicates low power - replace or recharge battery as soon as possible.