Travel essential tools, run out of battery charging applies to your journey! Rated power 300 w output, peak value of up to 600 w Double USB smart output current 4.8 A 110 v fannie mae and Freddie MAC gauge output socket Aluminum alloy shell, intelligent temperature control cooling design Short circuit protection, reverse polarity protection, high voltage, low voltage protection, overload protection, high temperature protection, and other functions Package include:1X power inverter adapter