Wire: 20AWG /0.5mm² High-purity oxygen-free Tinned Copper wire with good conductivity Safe and reliable: Soldered alligator clips securely to ensure good conduction; Red and black color coded leads allow you to test circuits without crossing wires or causing shorts Material: made of copper wire with PVC insulated sleeve and vinyl-covered alligator clips; Vinyl-covered alligator clips with strong spring and easy installation Wide applications: double-ended test leads with alligator clips as low voltage jumper leads can be applied in electrical or laboratory electric testing work; They are useful for connecting components to wires Cable length: the test leads length is 50cm, can help you with proper distance work and give you more convenience Gebildet 10 Pcs Electric Alligator Clips 0.5mm²/20AWG Wire Insulated Test Wires with Alligator Clips Double End Welded Wire for Electrical Test Circuit Connection