Features: These heavy duty clamps boast premium copper construction for high conductivity, delivering stable current transmission in high amperage applications like car jump starts and electrical repairs. Featuring a durability clip design for a secure, nonslip grip to prevent loosening and contact issues, coupled with insulated handle for enhanced safety against electric shocks. Ideal for enthusiasts, automotive technicians, and industrial workers seeking reliability tool for electrical maintenance and high current tasks. Versatile for diverse scenarios, including car batteries, motorcycle power systems, solar panel connection, and other demanding electrical setups in homes, workshop, or professional setting. Designed for ease of use and long last performances, these copper based clamps ensures dependable functionality in rigorous environment, making it an essential addition to any toolkit. Specifications: Component: copper S Length:Approx.95mm/3.74in L Length:Approx.125mm/4.92in XL Length:Approx.130mm/5.12inch Color:Black,Red; 6Option Type; Features: High current clips, suitable for high current applications most current: S Clips: 100A;L Clips:300A,XL Clips:500A, Usage scenarios: car starting, electrical maintenance; Package Includes: 2pcs Clips note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.