Worldwide CompatibilityWorld First All-In-One Univesal Travel&Step Down Power Converter Built in USB Charging PortFully-automatically step-down converter,nomanual setting necessaryAutomatically detect incoming voltage and adjust voltage accordingly AC Power,USB Power ststus indicator.AC Input Power:100--120VAC 60Hz-2A200¡«240VAC? 50Hz-1AAC Output Power:100--120VAC¨C1AAC Output Power:100--120VAC-2Amax.USB Output:5VDC 500mA