uxcell Black Red Battery Spring Alligator Clamp Clip DC12V 24V Car Truck Auto Cigarette Lighter Female Socket Adapter Product Name : Car Cigarette Lighter Socket w Battery Clip;Socket Size : 4 x 2.7 cm / 1.6" x 1.1" (L*Max.D) Clip Size : 6 x 2.3 x 1.5cm/2.4" x 0.9" x 0.41" (L*W*H);Cable Length : 31cm / 12.2" Material : Plastic, Metal;Color : Black, Red, Silver Tone This is an adaptor Cable that connects directly to 12 Volt DC batteries with a Cigarette Lighter at the other end. It allows you to bypass Cigarette Lighter sockets and connect directly to the battery. Ideal to be used with any accessory with 12V or 24V cigarette lighter plug.