Specifications: With a cover design, waterproof and dustproof. Easy to install, no need to cut out a big hole in the pane. Widely used with electric equipment for power supply: vehicle, GPS, mobile p more→hone, camera, mp3, etc. Suit for lighters to install in any 12V motorbike, boat, riding mower, tractor or car. Wiring Method: The middle pin of the socket is the positive pole, must be connected to the red cable. The side pin of the socket is negative, must be connected to the black cable. Type: Lighter Socket Color: Black Material: Plastic Operating Voltage: 12V Features: Useful, Waterproof, Easy to Install Length: 5.5cm/2.17"" (Approx.) Mounting Hole Diameter: 2.9cm/1.14"" (Approx.) Lighter …