Specifications:Switch panel for controlling universal electrical equipment in the vehicle: headlight, fog light, width light, car refrigerator switch, car vacuum switch, take electric for automobile external equipment, cigarette lighter and so on.Pre-wired, easy to install in both 12V and 24V vehicle, yacht, ship, caravan, truck, etc.Rear with 15A fuse protection function.Dual USB charging ports (DC 5V/2.1A, 5V/2.1A), suitable for charging your phones, tablets, cameras, GPS, wireless headphones, etc.12V/24V cigarette lighter can light your cigarettes.Digital voltage display helps to monitor vehicles electrical safety from 5V to 30V.Easy to replace, protect panel from over-heating, over-currents, over charging and short circuit.High quality, more durable and solid aluminum panel than the plastic or the wooden one.Wiring:Black Wire: NegativeRed Wire: PositiveItem Name: Rocker Switch PanelMaterial: Plastic + Aluminum AlloyRocker Switch: 5 SwitchType: On-OffInput Voltage: DC 12V/20A, 24V/10ACigarette Socket: 12V/24VUSB: 5V 2.1A+2.1ALED Color: BlueSize: 150mm x 105mm x 80mm/5.91" x 4.13" x 3.15" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Rocker Switch Panel4 x Screws