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: Negative Red Wire: Positive Item Name: Rocker Switch Panel Material: Plastic + Aluminum Alloy Rocker Switch: 5 Switch Type: On-Off Input Voltage: DC 12V/20A, 24V/10A Cigarette Socket: 12V/24V USB: 5V 2.1A+2.1A LED Color: Blue Size: 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 Panel 4 x Screws