This power inverter is lightweight and compact which makes it perfect for trips. You can charge two items at once with the dual 5V USB ports (one port is 1A USB while the other port is 2.1A USB). Other features of the inverter include a US socket, a LED power indicator, and a cooling fan which turns on once the temperature reaches 107.6°F. Use this inverter with devices under 150 Watts such as laptops, cameras, and phones. This inverter has protections including overload protection, under voltage protection, over-voltage protection, short-circuit protection, and over-temperature protection. Use this inverter in the car with the cigarette lighter plug but remember to keep the inverter off before starting the car. The AC voltage output for this power inverter is 110V AC.