30W 24V Constant Voltage Waterproof (IP67) LED Driver for LED Strip lighting. IP67 hence waterproof so suitable for outdoor use. Range of sizes from 20W / 30W / 60W / 100W / 150W. 30W 4V DC LED Driver / LED Power Supply / LED Transformer - 1.25Amp 1.25A Constant Voltage LED Power Supply - IP67..