Continuous power : 2000W Peak power : 4000W Input voltage : DC 12V Output voltage :AC115V+/- 10V AC Frequency : 60 +/- 3Hz USB output : 2*USB-A and 1*USB-C (DC 5V, 3.1A max.) Modified sine wave AC Socket : Us sockets*4 Optional:sockets according to the different market . LCD screen:Input voltage , Output voltage , Output frequency , Load power , Output current , Fault code Multiple protection functions : low voltage, over voltage, overload, over temperature, short circuit, reverse connection, etc.