Input voltage 12v. Output voltage 230v. Rated power 1000. Efficiency 80%. Durable metal housing provides advanced protection from drops and bumps. Integrated cooling fan helps reduce heat and prevents shortages. [Protections].Overload protection. Input over voltage protection. Over-temperature protection. DC 5V USB output 3000W DC 12V to AC 220V Low standby power cost Multiple safe protection High conversion efficiency(70%) Universal output socket Intelligent cooling fan controlled by the workload This power inverter is extraordinarily designed for home use, which can convert DC 12V/24V of portable power supply to AC 110V/220V/230V and it works for almost all the household electrical resistive appliances such as MP3/MP4 player, cell phone, laptop, emergency light, electric blanket, electric shaver, electric cooker, digital camera, digital video, CD/DVD player, XBOX/PS4 game player, ordinary electric lamps, bulb, fluoresent light, rice cooker, electric iron, desktop computer, graph scope, fax machines, printers, LCD TV, electric fans, cell phone chargers, electric iron , drinking fountain, hair dryer and so on.(Note: Only pure sine wave inverter can run sensitive electric appliances that are including refrigerator, washing machine, microwave oven, induction cooker, electric drill, compressor, air conditioner, mercury lamp, sodium lamp and so on).