Alligator clips opening: 10 mm; Plug size: 4 mm Maximum current: 15 A; Maximum voltage: 1000 V Length per clip: 39.3 inches Material: Copper and Rubber Benefits and features Provides a secure grip on wires and terminals with a 10 mm opening for reliable connections during testing and measurements electrical rating (15 A, 1000 V) supports a wide range of lab, hobbyist, and industrial applications Copper conductors offer low resistance for efficient power transfer, while rubber insulation enhances safety and durability Long reach of 39.3 inches per clip allows working from a distance or in cluttered benches with multiple tests Simple plug interface with 4 mm size facilitates compatibility with standard test equipment and accessories Use scenarios Bench power supply testing: connect loads and components safely from a distance while evaluating circuits at voltages Electronics prototyping and : make quick, temporary connections to terminals, bus bars, or equipment during development Electrical maintenance and troubleshooting: perform safe, interim checks on equipment and wiring without soldering or permanent connections