DEMI 100-277v 5 in 1 Dimmable Constant Voltage LED driver (Triac /0-10V/1-10V/10V PWM/ Potentiometer CCT& 5 in 1 Dimming) with junction box is compatible with triac/ ELV/MLV dimmers and 0-10v dimmers. 20KHZ, no flicker, UL certificates, 7 years warranty. Available in 30W-384W.