Inverter Features Lightweight Output Form Modified Sine Wave DC Connection Cigarette Lighter Input Plug and Battery Clamps Continuous Output Power 400 W Peak Output Power 800 W Number of Outlets 2 Input Voltage 12V DC Output Voltage 115V AC Output Frequency 58 to 62 Hz Efficiency 82 Percent Overall Depth 2 1/8 in Overall Height 6 1/4 in Overall Width 4 3/8 in Outlet Type Standard 3-Prong Outlet Number of Standard USB Ports 1 Case Material ABS