Features Firm Clamping: The maximum opening of the alligator clip test line can reach 10mm, firm clamping makes testing easier and more accurate. Soft Silicone Sheath and Brass Clip: The test lead is made of a combination of soft silicone sheath and brass clip, which is very strong even under high temperature and pressure. Better Design: Dual alligator clip test leads enable 20A current and 3000V voltage, the alligator clips on both sides are connected by 4mm wire. Practical Use: The power test line can be widely used in electrical engineering, voltage testing, car battery testing and other places, with a wide range of applications. Easy to Carry: The 10mm open brass clip test harness has the characteristics of light weight and small size, which is very convenient to store and carry. Specification: Item Type: Crocodile Clip Test Lead Model: J.70036 Material: Brass + Silicone Application: Widely used in various electrical projects, voltage tester, suitable for all car and truck batteries. Replace the existing clip on the battery charger for the start jumper cable. The car battery clip is easy to use, portable, lightweight, safe and reliable. Suitable for cars, vehicles, cars, etc.  Current and Voltage: 20A, 3000V Opening Size: Approx. 10mm / 0.39in Package List: 1 x Crocodile Clip Test Lead Package List 1 x Crocodile Clip Test Lead