Iouaer Driver Board Module XHP70 6V LED 5A Constant Current Driver Board 22mm Input Voltage 6-12.6V Flashlight Accessories

4.5 levels of memory dimming: light up the 2-second memory level. 5A current with low voltage prompt function and reverse polarity protection function. Diameter 22MM, output voltage 6V, input voltage 6-12.6V wide voltage (driven by 2-3 cells lithium battery) 2. Group 1 five gears: low-medium-high-flash-SOS (5%-40%-100%-flash-SOS) 1. XHP70 6V 2-cell lithium battery constant current drive board gears: built-in 2 sets of 8 gears (5th Gear + 3rd Gear) 3. Group 2 three levels: low-medium-high (5%-40%-100%) 5. How to change groups: Wait for about 5 seconds for any group with low brightness. When you see the flashlight flashing automatically, turn off the flashlight immediately, then turn it on again to change groups.