PS12KXPerfect for Home, Shop and HobbyistInput: 115V AC, 60Hz, 250 WattsOutput: 13.8V DC10 AMP Constant/12 AMP SurgePowers Cellular Phones,12V DC CB Radios, Scanners, HAM Radios, Autosound SystemsScrew Terminal ConnectorsElectronic Overload Protection w/ Auto ResetShort Circuit & Thermal ProtectionFuse ProtectedLED Condition IndicatorsHeavy Duty Cabinet & Heatsink with Anti-Skid Rubber FeetDimensions:7.87"L x 7.16"W x 4.72"H Specifications:AMP Gauge: NoAmps - Output: NoPower - Output (Watts): 12APower - Peak (Amps): 120VPower - Surge Rating: 12vVoltage - Input Range (Volts): No