Continuous power (W):1000W Peak power (W):2000W Wave:Modified sine wave Max Effiency:≥85% Nominal output voltage:115V+/- 10V AC AC outlets:2 USB output:2*USB-A and 1*USB-C (DC 5V, 3.1A max.) LCD screen:Input / Output voltage , Output frequency , Load power , Output current , Fault code Rated input voltage:DC 13V +/- 0.2V Low battery alarm:10.5 +/- 0.3V DC (beeping sound) Low battery protection:9.5 +/- 0.3V DC High voltage protection:16 +/- 0.5V DC Overtemp protection:Yes Cooling fan:Yes, auto-operational Overload protection:Yes Short circuit protection:Yes , No damage