WiFi ProductsChina 4.2A 250W IP67 Waterproof Constant Current Source for UV LED Module Gel Curing Lamps Input AC 100V-240V Output DC 40V-60V 4200mA, Find details about China Constant Current, UV Gel Curing from 4.2A 250W IP67 Waterproof Constant Current Source for UV LED Module Gel Curing Lamps Input AC 100V-240V Output DC 40V-60V 4200mA