... input power suitable for the world 120W Triple Output Switch Mode Power Supply: AC input voltage range...... ... switchDC adjustment range........CH1:-5~+10% rated output voltageOverload protection.............105%-135%shut off, AC ... -startOver voltage protection........CH1:115%-135% rated output voltageSetup, rise,hold up time......200ms,50ms, ... .5KVAC,1 minute 120W Triple Output Switch Mode Power Supply