Specification Brand : Vvikizy BulletPoint1 : Nickels-Plated Iron Material: crocodiles Clips are made of quality Nickels-plated iron material, good electrical conductivity, connected with test leads, long-term use without deformation, sturdy. BulletPoint2 : Quality PVC: Crocodile clips are made of highly quality PVC, highly grade flames retardant, insulation sleeve make it safer and more convenient for operating. BulletPoint3 : Wide Application: Crocodile clips are frequently used in school physics laboratories to quickly and cheaply assemble circuits. They are useful for connecting components to wires. Widely used in electrical testing, electrical engineering, voltage testers, and suitable for car and truck batteries. BulletPoint4 : Replacement: Crocodile connector is great replacement parts to repair broken leads on test equipment and chargers or make your own low-voltage jumper leads. BulletPoint5 : Package: Comes total 20pcs crocodile clips(10 x Black, 10 x Red) which can meet you basic need of daily use. ItemName : 20PCS 28MM Metal Ccrocodiles Clips, Silver Tones Nickels Plated Electric Test Clamps with Red And Black Protective Insulation Cover, for Laboratory Testing, Testing Probe Meter ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : spring-clamps Manufacturer : Vvikizy ModelName : Vvikizyk1v7586u93 ModelNumber : Vvikizyk1v7586u93 PartNumber : Vvikizyk1v7586u93 ProductDescription : Specifications: Sleeve Material: PVC Clamp Material: Nickels-plated iron Function: Electrical Testing Clamp Length(no sleeve): 28mm / 1.1 Sleeve Color: Red(10pcs) & Black(10pcs)