Specification Input Voltage 6 8 4V compatible with two series connected 18650 or 26650 lithium batteries Output Voltage 6 7 2VOutput Current 1 8 2 3A suitable for 15 20W lamp beads Modes Three modes high low burst flash or five modes high medium low burst flash SOS Features 1 Versatile Power Compatibility Supports a wide range of input voltages from 6V to 8 4V making it perfect for use with two series connected 18650 or 26650 lithium batteries 2 Convenient Integrated Switch The switch is conveniently located in the middle of the flashlight for easy one handed operation ideal for both outdoor adventures and daily use 3 Optimized Circuit Design Ensures stable current output for maximum flashlight brightness while also minimizing energy consumption to extend battery life 4 High Efficiency Driver Chip The advanced driver chip reduces power consumption and heat generation improving overall flashlight performance 5 Wide Barrels Compatibility Designed to fit various flashlight barrels compatible with multiple brands and models of lamp beads offering extensive upgrade options for DIY enthusiasts Package Includes 1 x Flashlight Driver Board
