This modified sine wave inverter is extraordinarily designed for home use,which can convert DC 12Vof portable power supply to AC 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,X BOX/PS4 game player, ordinary electric lamps, bulb,fluoresent light, rice cooker,electric iron,desktop computer, graphoscope,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,lamp, sodium lamp and so on).LCD displayOverload,low pressure and high pressure protectionInput voltage displayModified/Square waveform outputLCD displayOverload,low pressure and high pressure protectionInput voltage displayModified/Square waveform outputInput 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.Note 1000watts is same as 1000VA