... 4.Can be customized. Sound sensor LED Driver power supply for LED lights:·Universal AC input/Full range(up to 264VAC ... /Over temperature ·Built in PFC function, PF>0.95 ·Suitable for all kinds of LED lightings, and moving sign applications. ·Built ... stable work, output current constant, no drift.3. High security, suitable for high humidity, high dust, strong vibration environment of use;Chip ...