Contains two 12V sockets and two USB ports. USB ports are great for charging your tablets and smartphones. 12V sockets are great for charging your radar detectors GPS tablets and many other smaller devices. Allows you to place your devices in your middle console so they stay fully charged and at arms reach. Charger outputs 5VDC up to 3.1 amp for quick charging. Advanced circuit design protects devices from over-heating. Comes with a retractable cord. Plugs into your vehicles 12V outlet. Fits snuggly in your cup holder.