400W DC 12V to AC 110V 220V OEM ODM Solar Power Inverters & Converters 300W for Car and Outdoor Activity Home Use Power Inverter 400w patented product DC 12v to AC 220v 400w Power Supplies,modified sine wave inverter,And it has high efficiency,isolation circuit,fully protection. It has USB charging port +5VDC, 2100mA. And has advanced automatic constant circuit for extended battery life. The output is isolated,soft start can work with inductive load. It has 100% full power, efficiency reaching up to 85%. Isolated circuit, strong impact resistance, constant voltage and stable output, low-interference. Special circuit design and rugged components protect the power inverter from damage, even when the device starts at more than 3 times the power of the inve…