electronic test leads kit includes 2x test leads (red and black), 1x capacitor test probe, 2 x 2mm Alligator Clips, 2x 2mm Needle Probe Pins, 2x 4mm banana plug to test hock leads, 10x 5 colors Crocodile Alligator Clips Jumper Wire, 1x storage box. Contains 42 pure copper-core wires. Easily dealing with currents of 10A and preventing leakage issues from occurring. Soft and Comfortable Hand Grips - Heat- and cold-resistant test probes are silicone insulated and provides comfort grip, The nylon wire inside will make it withstand bending thousands of times without breaking or fraying.