This witch power supply convert AC to DC, widely used in the power adapter, Led lights strip, LED display, billboard, industrial equipment, etc.Features:Switch power supply, convert AC 110V/220V to DC 12V.The voltage will chang from 110V to 220V if the voltage is more than 110V.Steady and precise output voltage.Short circuit protection, overload protection(105%150%), over voltage protection(115%135%).Widely used as the power adapter for Led strip, LED display, billboard, industrial equipment, etc. IN-DOOR USE ONLY!Specifications:Material: Metal caseInput voltage: AC110/220V 15%Input Frequency: 50/60HzInput surge: Cold start 25A@115V AC 50A@230V ACOutput voltage: DC 12VOutput voltage adjustment range: 10%Output current: 10ACurrent Range: 010AOutput power: 120WWorking temperature: -40~65 degree CelsiusStorage Temperature: -20C - +60CHumidity: 20%~90%RH Non-CondensationItem size: 13.0 * 9.8 * 4.1cm / 5.1 * 3.9 * 1.6inItem weight: 325g / 0.72lbPackage size: 14.2 * 10.7 * 4.6cm / 5.6 * 4.2 * 1.8inPackage weight: 351g / 0.77lbPackage List:1 * Voltage Transformer