... OFF Switch Protections:Overload,Over temp.,Over Voltage,Under Voltage,Short circuitOutput Wave Form: Features ItemAD-GPI3012AContinuous power300WSurge capability600WInput voltage12VDCOutput voltage220-240ACFrequency50HzOutput ... , 25" TV, sounder, charger, rechargeable drill, etcProtectionOverload,high temperature,short circuit,reverse polarity.Auto re-start functionYESPacking detailsPVC packed each ...