Peak 6000w Modified Sine Wave Power Inverter 3000w Dc 12v to Ac 220v Power Converter with Battery Charge Function Power Inverter + UPS function Convert DC 12V electricity source into AC 220V power. High voltage protection , Low voltage protection,Over load protection,Over temperatuer protection,Overcurrent protection,Output short-circuit protection,Positive and negative reverse polarity protection,Damage protection This inverter is charge function.Modified Sine Wave Power Inverter with 20A Charger1 year warranty. It can be made from advanced PWM CMOS chip, and can work in the state of ultrasonic sound, which can both in a great extent minish the bulk and weight and make the circuit work without noise. The output of the product is a universal socket, which can be used in many countries.