DescriptionThis is a car power supply down transformer. It is made of good quality rubber and copper and aluminum alloy and other material, durable to use. Provide short circuit and low voltage protection, high voltage protection for you to use safely.Features-Color: Black.-Material: Aluminum alloy, rubber, copper, electronics. -Size: About 11.80X11.30X3.80cm/ 4.64X4.44X1.49in. -Input voltage: 24V. -Output voltage: 12V. -Output current: 20A.-Power: 240W.-Wire length: 15CM. -Note: without smart fan. - Provide overload protection, high voltage protection, low voltage protection, and short circuit protection.-With memory function, when the vehicle is stopped, the DVD player will automatically memorize the currently playing track.-Designed with independent heat dissipation holes, which is conducive to discharging a large amount of heat during work.-Made of high-quality materials, durable and practical, not easy to damage. Down is an DC voltage converting device.-The copper wires have good flexibility and not easy to break. High temperature resistance, superior performance.