Specifications:
Continuous output power: 2000 Watts
Surge power capability (peak power): 4000 Watts
DC input voltage: 10-15 Volts
Output voltage: 220 Volts AC
Output voltage regulation: +/- 3%
Output wave form: Pure sine wave
Output frequency: 50 Hz.

Battery low voltage alarm: 10.5 +/- 0.5 Volts
Battery low voltage shutdown: 9.7v +/- 0.5 Volts
No load power consumption: < 2.0 DC amps with the switch in the on position
Full load efficiency: 87%
High input voltage protection: 15V
Low input voltage shutdown: 10V.