Silicone: The banana plug test lead is made of soft silicone wire, durable, non-toxic and environmentally friendly. No deformation at low temperature, high temperature resistance. Stackable: The stackable banana plugs at both ends are made of high- materials to long-term use. The main body is copper and the shell is plastic. All are wear-resistant and durable enough to long-lasting performance Function: Suitable for electrical testing of electronic equipment such as multimeters and power supplies. Length: 3ft flexible test lead. Voltage: 1000V. Current: 15A. What's Included: 5 Pieces of Silicone Test Leads for Banana Plugs. 5 colors, easy to distinguish. Colour: Material:14AWG silicone wire Size:Length: about 1m Package Contents: 5 x banana plug silicone test leads Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.