Specification:
Product name: Circuit Board LDCH LD29
current output: 2.8A
current import: 3-8.4v
output current:MAX 2800mA
Circuit board size: diamter 18.5mm
Suitable for the LED of type voltage 2.8-4V
Modes(2 groups 8 modes)
Group 1 (5-Mode): Lo(5%) > Mid (40%) > Hi (100%)> Strobe > SOS;
Group 2 (3-Mode): Lo (5%) > Mid (40%) > Hi(100%)

Features:
1.Comes with reverse polarity protection，Low Battery Clarm and memory function
2.Will solder the 21mm board with LD29 dirver in advance.

How to Switch the group?
Switch to low mode and wait for 5 seconds. As soon as you notice a quick blink， half press the power switch and mode group is then toggled

Package included:
1 x Circuit Board LDCH LD29