Feature: 1. Wide Application: Banana jack test clamps are widely used in various electrical projects, voltage testers, suitable for all car and truck batteries. 2. 4mm Jack: The end of the insulated test clamp is a standard 4mm/0.16in banana socket, easy to plug directly into the banana plug, mostly used as wire test clip. 3. Premium Material: Battery electrical test clip uses a PA insulating shell, the teeth are nickel plated steel, the rear banana socket is brass, and the material is well selected and guaranteed. 4. Strong Clamping: The jaw of each clips can perfectly and firmly clamp, with strong clamping ability and no deformation after long term use. 5. Arc Design: The clip has an arc design at the upper and lower pressing parts, which is easy to apply force, convenient and depenable to use. Specification: Item Type: Battery Electrical Test Clip Material: Steel, PA, Brass Uses: 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 jump start cable. The car battery clip is easy to use, portable, lightweight, safe and reliable. Suitable for vehicles, cars, etc. Current and Voltage: 600V-1000V, 10A Jaw Opening Size: Approx. 20mm / 0.79in. Package List: 1 x Red Banana Jack Test Clip1 x Black Banana Jack Test Clip1 x Yellow Banana Jack Test Clip1 x Blue Banana Jack Test Clip1 x Green Banana Jack Test Clip