This is a very economial complete solar, inverter and battery package, it is a 2000watts 12v inverter with an inbuilt charger with 4 of 20 watts solar panels (connect in parrallel to make 80watts), a 30 amps 12/24v solar charger controller and a 100amps battery, 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 2000W DC 12V to AC 230V Low standby power cost Multiple safe protection High coversion effeciencyUniversal output socket Intelligent cooling fan controlled by the workload This power inverter is extraordinarily designed for home use,which can convert DC 12V of portable power supply to AC 110V/220V/230V and it works for almost all the household electrical appliances such as MP3/MP4 player,cell phone, laptop, emergency light, electric shaver,digital camera, digital video,CD/DVD player,XBOX/PS4 game player, ordinary electric lamps, bulb,fluoresent light,desktop computer,fax machines, printers, LCD TV, electric fans, cell phone chargers and so on