Aluminum alloy metal housing, easy for heat dissipation and ensure stability. 100% Waterproof IP67 protect for outdoor use Input: 110-260V AC 50/60HZ, Output: 24V DC 4.2A 100W.Suggestion: The power used should not exceed 80% of the power of the 24 volt dc power supply Converts 110V AC to 24V DC, 24v power supply widely use for LED strip lights, led light bulbs and other 24V DC led lights(100W). Automatic protection for: short circuit, overload, over voltage, over current, high temperature. Protection type: Hiccup mode, auto-recovery after fault condition is removed High quality with 1 year warranty, and our seller support team always stand behind our products in any way, so please contact us for replacement if you have any quality problems.