4Groups 1M Alligator Clips Electrical Insulated Test Leads with Alligator Clips Double-ended Jumper Wires for Electrical Testing 4 GROUPS TEST LEADS SET: Alligator clips at both ends of each test lead, each group end attaches 4 pieces of alligator clips with 2 colors. The test leads length is 1M/ 3.28 ft, which can help you with proper distance work. SAFETY & DURABILITY: The jumper wire is made of PVC material, safe and reliable, strong elastic force. Test leads surface plating, glossy. Does not cause wire crossing or a short circuit. NON-SLIP & FORCEFUL: Alligator clips electrical are made of nickel-plated steel with a strong spring and a strong connection to ensure good conduction, insulated clips are flexible to slide back and forth to adjust the clip exposure. WIDELY USED: Widely used in laboratory, electrical testing, such as experiments, circuit boards, prototyping, troubleshooting, etc. It can be used in laboratories, shops, schools, homes and industries. _x000D_