Feature:1. Selected Material: The battery safety clamp is made of PA insulating sheath and brass nickel plated, and the material selection is excellent and guaranteed.2. 4mm Banana Jack: You can connect a 4mm banana plug (not included) to the clamp end, and the clip is full of clamping force and mostly used as a wire test clip.3. High Accuracy Manufacturing: The current and voltage is 20A 1000V, the opening size is about 10mm, features strong connection and excellent conductivity.4. Strong Clamping: The high quality battery test clamp is insulated, the overall jaws can perfectly and firmly bite with strong clamping, longterm use without deformation.5. Wide Usage: Extensively used in electronic instruments, industrial equipment, electronic equipment, inverters, welding machinery, charging generators, ships, RVs, trucks, cars, etc.Specification:Item Type: Battery Safety ClampMaterial: Brass Nickel Plated + PAApplication: Widely used in electronic instruments, industrial equipment, electronic equipment, inverters, welding machinery, charging generators, ships, RVs, trucks, automobiles, separation and distribution of solar cells, hardware, electronics, electrical appliances, computers, power regulators , game consoles, tape recorders, communication products, etc.Current and Voltage: 20A, 1000VOpening Size: Approx. 10mm/0.4in.Package List:2 x Red Battery Safety Clamp2 x Black Battery Safety Clamp2 x Yellow Battery Safety Clamp2 x Green Battery Safety Clamp2 x Blue Battery Safety Clamp