Product Type: A flexible test cable. Current:15A. 4 mm banana plug. Plug Material: Copper. Nickel plated. Long wire covered with good rubber insulation. Double ended banana plugs. Soft wires: These test lead wires are silicone. Silicone wires are extremely soft, flexible, and pleasant to work with. For your lab, good test cables. Reliable and Durable: The silicone insulation and robust Banana Plugs significantly increase the leads' flexibility and durability. Plugs fit well into other leads and tests sockets. It is also very useful for multi-meter connections and oscilloscope/breakout box connections. Scenarios of Application: Ideal for all electrical testing, electronic applications, and moderate to low current testing on your cars, motorcycle and trucks. Need help?: We promise a 30-day replacement or refund for any issues, as well as a one-year warranty. You can get in touch with us if you have any questions.