1Function: Car inverter provides 110V Ac outlets continuous Dc to Ac power output, converts 12V/24V Dc battery power to standard 110V Ac, featuring 1 Ac outlets and 4 USB ports. 2Fast Charging: 110V Ac outlets for charging larger devices such as laptops and tablets, USB charging ports for powering USB compatible devices. High conversion efficiency. 3Advanced Circuit: The car inverter has automatic protection for overload, overvoltage, over temperature, and short circuit. The aluminum alloy shell is sturdy, beautiful, lightweight, convenient and practical. 4Emergency Power: can be connected with cigarette lighter or 12V/24V battery directly for emergency, snowstorm, and outage, cell?phone, laptop, electric light, digital camera, breast pump, electrical tools and other electronics. 5Ambient Light Design: With colorful ambient light, it will light up as long as the inverter switch is turned on after powered on. It is a convenient vehicle power converter for electric appliances. Ideal for vacations, camping and work trips.