UV Flashlight Driver Board Constant Current Board 700mA3.8V size 17mm 7135*2 7135IC Circuit Board. Nichia NCSU033B NCSU276A NCSU033C Seoul 3W LG3W can be used as long as 0.7A.
UV Flashlight Driver Constant Current Plate is 1400mA, single dimmer 7135*4IC circuit board, 17mm.