AUSTOR 50 Pieces Test Leads Set with Free Box (Bonus: Extra 10 Pieces Medium Alligator Clips for Replacement) Features Useful and convenience Alligator clips at both ends of each test lead, and the test leads length is 20.5 inches, which can help you with proper distance work and give you more convenience. Safe and reliable Copper-clad aluminum testing wire and alligator clips securely to ensure good conduction; color-coded test leads allow you to test circuits without crossing wires or causing shorts. Wide applications Double-ended test leads with alligator clips can be applied in electrical or laboratory electric testing work. Specifications Copper-clad aluminum Wire length: 20.5 inches Alligator clips Positioned at both ends of each testing lead PVC-covered Crimped jaws for a securely clamped conduction Common alligator clips length: 1.1 inches Medium alligator clips length: 1.4 inches Package include Red test leads * 10 Yellow test leads * 10 Green test leads * 10 White test leads * 10 Black test leads * 10 Extra medium alligator clips * 10 Free plastic tool box * 1 Product Warranty Austor Direct Customer Service Team is dedicated to offering our valued customers a great and professional services - Timely email reply, Helpful solutions, Refund & Return Warranty. All Austor products supply 45 days money-back & 18-month warranty. Any questions you have, please don't hesitate to contact us. We will get you back within 24hours.