Specification: Input voltage: AC85-265V 50/60 Hz Output voltage: DC22-38 V Current: 300m A, 600m A, 900m A, 1500m A Wattage: 10W, 20W, 30W, 50 W Working temperature: -20~80 C Waterproof: IP65 Dimension: (L*W*H)10W: 57*24*20mm 20W: 58*29*22mm 30W: 78*29*28mm 50W: 77*39*30mm Suitable for LED flooding light, mining lamp. Package included:1*10W/20W/30W/50W LED driver