It features 5 in 1 Dimming: Triac, 0-10V, 1-10V, 10V PWM and, Poteniometer Dimming. They have a dimming range of 0.1-100% that is flicker free. Along with this they feature Short-Circuit protection, Over- Temperature Protection and, Over-Load Protection. They have a very low loading request working perfectly at 10%-100%.