inverter Input DC12V output AC 220v-230v , power:300W used ... 12v DC to 220V AC (pure sine wave) 2. this inverter series can be widely used in : mobilephones,laptops,lighting,cameras ... ,video,small TV sets,electric shavers, CDs,MDs,DVDs,fans humidifiers,air purifiers,battery ... WaysCooling FanTotal Harmonic DistortionTHD < 5% 300W pure sine wave inverter