![]() It adjusts the brightness level automatically when the driver temperature reaches 60 to keep the light from overheat. Reverse polarity protection : to protect from improper battery installationĪdvanced temperature regulation (ATR) technology It will activate the last brightness you selected, when you turn on the flashlight next time. Mode Memory : It memorizes the last brightness level used in the general modes, but it does not remember the Strobe mode. It features 7 modes:Eco- Low -Medium-High-Turbo, hidden strobe and SOS,īy one side switch and one tactical tail switch.Īlso Protection with Reverse polarity protection, low voltage protection and have Memory mode functionīattery Supported : single 18650 or 2*CR123A li-ion batteries Sofirn SP31 V2.0 flashlight Driver is an upgraded version of the Sofirn SP31 V1, with Advanced Temperature Regulation (ATR) technology,īattery power indicator and improved user interface.It can be operated from a single 18650 Li-ion rechargeable battery ![]() Sofirn SP31 Ver.2 Flashlight Driver Circuit Board Anti-reverse LED Driver Chip for different models ![]()
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