Ring Automotive RMS3 This unit has been designed to aid the motorist with his power requirements. As we use more & more devices in a car we end up with less & less place to plug them in which is how the Ring RMS3 came into being. the Unit Boasts the following features 2 Illuminated Accessory sockets Battery analyser to show power charge level Illuminated Cigarette lighter socket Coiled power cable with fused plug Mounting arms for permanent fixing Maximum current rating 8amp