RSmart AC 150 USB Inverter by Wagan TechSPeCIFICATIOnSContinuous Power 450 Watts (for 24 hours)Peak Surge Power 450 WattsAC Output Voltage 110V ± 5V AC RMSAC Output Frequency 60 Hz ± 5 HzAC Output Waveform Modified Sine WaveDC Input Voltage Range 12V DC (10–15V) DCOptimum Efficiency 90%No Load Battery Drain 0.15A DCLow Battery Shutdown Yes (10V ± 0.5V DC)Thermal Cooling Fan YesInput Short Circuit Protection YesAC Receptacles SingleUSB Power SingleFuse 20ANet Weight 160g