Features: Continuous Power - 400 Watts Surge Power - 800 Watts Optimum Efficiency - 88% No-load Draw - < 0.2 amp Output Waveform - Modified Sinewave Input Voltage Range - 10-14.4 VDC Output Voltage Range - 115 VAC +/- 5% Low Voltage Alarm - 10.5 Volts Low Voltage Cut-Off - 9.5 Volts AC Receptacles - 2 Cigarette Lighter Plug - Yes Direct-to-Battery Cable with Clips - Yes Thermal Shut-Down - Yes Reverse Polarity Protection - Yes LED Volt/Amp Meter - N/A Warranty - 2 Year