1、Built-in protection for short circuit, overload protection, overheat protection, low voltage and over voltage protection, keep your devices and car safe. 2、LCD screen, high definition, making it easy for viewing voltage conditions. 3、Built-in cooling fan, which has good heat dissipation effect, extend the service life and safer for using. 4、AC outlets and USB charging ports ideal for powering smartphones, laptop, tablets, camping equipment and mobile office equipment, charge your multiple electronic devices anytime and anywhere. 5、Small size, lightweight and portable, has lower noise and no pollution. 6、Using pure sine wave technology, precision equipment has low interference, low noise and strong load capacity, which can meet any type of AC negative cutting without harming the load.。 7、Suitable for household/office appliances, industrial equipment, etc. Condition: 100% Brand New Item Type: Power Inverter Material: Aluminum Color: As shown in the picture Size:Approx.166x125x55mm / 6.5x4.9x2.2in Weight: Approx.1200g/42.3oz Peak Power: 600w Rated Power: 300w 12V Series 24V Series 48V Series Start Voltage 11.0V-14.5V 22.0V-29.5V 44.0V-59.0V Working Voltage 10.5V-15.0V 21.0V-31.0V 42.0V-61.0V Under Voltage Recovery 13.0V 25.5V 52.0V Over Voltage Recovery 14.5V 29.5V 58.5V Output Voltage: 110V USB Output: 5V Conversion Efficiency: > 94% Waveform: Sine wave 1 x Power Inverter 2 x Power Line 4 x Fuse Wire 1 x Instruction Manual