TrueRated Power: 1000W Surge power: 2500W AC output: 115V Frequency: 60Hz Socket type: U.S. standard 3-prong (3x) USB Power Ports: 5V, 3A Shared (2x) Maximum efficiency: 90% Output waveform: Modified Sine Wave (MSW) Overload protection: Automatic shutdown OverVage shutdown: 15.5V+/-0.5V DC Overheating protection: Cooling fan with automatic shutdown Cooling Fan: Temperature Controlled DC Input: 12V DC Cable: 3 feet, 6AWG (Included) Input range: 11V to 15V Short circuit and reverse polarity protection: Internal fuses Internal Fuses: ATO 35A (x3) Low battery alarm: 10.5V +/- 0.5V Low battery automatic shutdown: 9.5V +/- 0.5V No load current draw: less 1.0A NTG Bond: Yes True Ground: Yes Weight: 3.0 lb Dimensions L x W x H: 10.0" x 5.2" x 2.5"