The Electro PJP 5066-IEC-CD1-N alligator clip is a sturdy and reliable test clamp designed for electrical testing applications. With a 4 mm jack connector, it is rated for CAT III 1000 V and CAT IV 600 V, providing versatile usage in both industrial and laboratory settings. Ideal for secure connections, this black crocodile clamp ensures safety and precision in various testing environments.