Works with any 12 V portable jump starter box or automotive starter to give a fast, reliable start when you need it. Key benefits and features Versatile compatibility: designed for use with a wide range of 12 V portable jumper boxes and car starters so you can pair it with the most common starter packs without modification. High-quality copper conductors: heavy copper cable provides efficient current transfer and stable performance for dependable starts and safer operation. EC5 connector for quick hookup: built-in EC5 plug provides a secure, low-resistance connection to compatible jump packs for faster, repeatable startup. Silicone rubber sheath: flexible, heat- and abrasion-resistant covering protects the cable and connector, improves handling in cold or wet conditions, and helps prevent shorting. Simple, color-coded wiring: red/black clips and a straightforward wiring layout make one-person connection fast and intuitive, reducing the risk of reversed polarity and connection errors. Efficient starting performance: engineered to support rapid power transfer from the jump box to the vehicle battery so you spend less time troubleshooting and more time on the road. Practical use scenarios Roadside emergency: connect to your 12 V jump starter to get a dead car battery running quickly and safely so you can continue driving or make it to a service center. Travel and preparedness: keep the cable with your jump starter in the trunk as part of an emergency kit for vacations, commuting, or roadside assistance. Recreational and small vehicles: use with motorcycles, ATVs and other 12 V systems that accept portable jump starters to revive a low battery without needing a second vehicle. What you get A simple, dependable accessory that complements portable 12 V jump starters and automotive starter packs by delivering secure connections, efficient power transfer, and easy operation when you need a jump. Compatible with 12 V portable jumper boxes and automotive starters; includes EC5 connector, copper cable, silicone rubber sheath, and color-coded clips for straightforward, safe use.