[High Quality]: These alligator clips test lead set are made of high quality material; Each lead is approx 50cm/19.7" long with a rubber shrouded alligator clip on each end. There are five different colors, you get two each of: red, green, white, black and yellow [Wide Applications]: Alligator clips are absolute necessary tool when you need a third hand or have to test many circuits sequentially; Used in Laboratory, electrical testing work such as experiments, breadboarding, prototyping, troubleshooting and so on. It can be use in labs, shops, schools, home and industry [Double-ended Clips]: Alligator clips at both ends of each test lead, the test leads are handy for most light electronics works [Well Performance]: Strong elasticity, surface plating, good luster, voltage-resistance, good electrical conductivity Specification: Sleeve material: PVC Colors: red, black, white, yellow, green Alligator clip: 35 mm/1.4in Wire diameter: 2.5 mm/0.1in Length:50cm/19.7in Weight: Approx.55g/1.9oz Package list: 10 x Alligator Clips Wire