Power Switch, Convert AC 110V / 220V to DC 24V. Dual input voltage: AC 110V / 220V. There is a switch, choose the correct voltage before use. Constant and accurate output voltage. Short circuit protection, overload protection (105% ~ 150%), overvoltage protection (115% ~ 135% 13.8-16.2V). Widely used as power adapter for LED strip, LED display, display equipment, industrial equipments, etc. Material: Metal case Input voltage: AC110 / 220V +/- 15% Input Frequency: 50 / 60Hz Input Overvoltage: Cold start 25A @ 115V AC 50A @ 230V AC Output voltage: DC 24V Output Voltage range: +/- 10% Output current: 20A Current Range: 0 ~ 20A Output Power: 480W Operating Temperature: -40 ~ 65 degrees Celsius Storage temperature: -20 C - +60 C Moisture: 20% ~ 90% RH non-condensing Article Size: 21.4 * 11.3 * 4.8cm / 7.9 * 3.9 * 1.9in Product Weight: 858g / 1.89lb List of packages: 1 x Voltage Transformer Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.