Intended for professional use only
AX2002 chip (upgraded from Zetex C310 in 6/2009) Schottky SS14 diode
Suitable for driving 1~4 LEDs (not suitable for 1 white LED from 1 Li-ion cell) Accepts 3.6~16V input voltage, needs to be 0.5~0.9V higher than total LED VF
Short circuit and thermal protection Lead wires already soldered on the board