The Everstart SS51-2-77 Two-Switch to Starter Battery Cable is designed for use with 6-12-volt batteries. It is made of 100-percent copper and offers superior conductivity. The materials used for this four-gauge battery cable eliminate the dangers of lead contamination and are RoHS compliant for added safety. The 51 two-gauge switch to starter cable is available in black. Coleman Cable Inc. is a leading manufacturer and innovator of electrical and electronic wire and cable products for the security sound telecommunications electrical construction retail commercial industrial irrigation HVAC and automotive markets. The Everstart battery cable is a go-to when immediate results are needed. Easy to use the device can be employed quickly and efficiently. It is excellent for larger engines as it dissipates heat readily to prevent burn out on the cable itself. You can use it as a replacement or initial conductor and it provides reliable service once installed.Keep your engine running smoothly with a conductor you can trust to deliver better results the first time. Take it with you on the road with you as it folds compactly for ease of storage when not in use. The Everstart SS51-2-77 Two-Switch to Starter Battery Cable will provide the results you require consistently even under tougher weather conditions. Everstart SS51-2-77 4-Gauge Switch to Starter Battery Cable 51-Inches