Xantrax Freedom HF 1800, Watt 40 Amp Inverter/ChargerCondition:* New Surplus Stock, No OEM Packaging. As Pictured.Additional Notes:* Outpower (Continuous): 1800 Watt* Surge Power: 3600 Watt* Output Frequency Regulation: 60 Hz* Inverter Voltage Regulation: 115 10 Vrms* Output Wave Form: Modified Sine Wave* Efficiency (Full Load): > 80%* Peak Efficiency: > 87%* No-Load Input Power (Producing Output Voltage): < 10 W* Off Mode Current Draw (Display Off): < 1 mAXantrax Freedom HF 1800