Features: It adopts high-strength, high-quality copper wire and silicone flame-retardant cable, which is flexible and not easy to burn, and has good insulation. Maintenance of car computer memory dashboard information, digital clock, audios, memory-seat, anti-skid system, electric inspection mirror. Avoid information loss when the car computer-blackout. Good helper for changing car battery. Save-time, improve efficiency. Specifications: Material:ABS/Copper Size:As Picture Shown Voltage: 12-24V Color: Black And Red Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Constant Electric Tool