Plug in Car 500 Watt 12v DC to 115 Volt AC Power Inverter w/ Modified Sine Wave & 5 Volt USB OutletOutput Voltage: 100V-120V Frequency: 60 +/- 2Hz Waveform: Modified Sine Wave Input DC Voltage: 10-15 Volts 5 Volt USB Outlet Port Built-in Fuse: 40 Amp Under voltage Alarm: 10.4 - 11.0 Volts DC Off Low pressure: 9.7 - 10.3 Volts DC Shut Down Over- Voltage: 14.5 - 15.5 Volts Dc No - Load Consumption: 12 Volts DC No - Load Current: <0.3 Amps Continuous Output Power: 500 Watts Surge Peak Output Power: 1,000 Watts Dimensions: 5.70''L x 4.40''W x 2.04''H Sold as: Unit Weight: 1.56 lbs.