DescriptionThis power inverter is constructed of durable material housing that provides advanced protection from drops and bumps. Its safe charging design can provide protection against overload, overvoltage, over temperature and short circuit.Features-Material: Aluminum-magnesium alloy, electronic, rubber. -Size: About 20.00X11.20X5.60cm/7.86X4.40X2.20in. -Peak power: 4000W. -Continuous power: 300W. -Digital input/output voltage. -Input voltage: 12V. -Output voltage: 220VAC. -Dual USB output: 5VDC / 2.1A. -No-load current: 0.5A. -Conversion efficiency: greater than 90%. - Dual USB charging ports, you can use the cigarette lighter interface, you can also use the car battery - High-quality terminal blocks, multiple protection functions, short circuit protection, low voltage protection, high voltage protection, overload protection, high temperature protection. - High-grade aluminum-magnesium alloy shell, high hardness, resistance to falling, no fear of falling - Intelligent cooling fan, temperature control fan design, convenient to use. - It can be installed in the hole position, and it can be installed on the wall at will.