--Provide 2 sockets, 1 USB port and LED light--Use your cigarette lighter plug to charge any devices that can rely on USB for power--ON/OFF switch for LED light--Led indicator for USB charging mode--Plug in your cigarette lighter and your peripheral USB connector--Input current 12V – 24V DC--Output current 5V – 500mA--UPC 3700284609339--Cord stretchable to 3ft.