Input Voltage: DC 12V (11-14V) 15A max Rated Output Power: 150W Peak Output Power: 300W Overload Protection: >180W Output Voltage: AC 110V/220V ±5% (Option) Output Frequency: 50Hz/60Hz (±4Hz) (Option) Transfer Efficiency: ≥87% USB Output: 5Vdc 1A Dimension: 110*70*48mm Over Heat Protection: 60? (± 5?)