Specification Brand : Heyiarbeit BulletPoint1 : [Size]- Jaw Open: 25mm/0.98"(Max); Rated Current: 100A; Contact Material: Copper plating BulletPoint2 : [Advantage]-These alligator clips are spring-loaded jaws, once clamped, they won¡¯t fall off easily;The clips make it easier to grasp the battery you are trying to read, allows hands-free testing, great for remote spaces BulletPoint3 : [Features]- These alligator clips are very durable, can be used for a long time, and are easy to disassemble and easy to operate BulletPoint4 : [Application]- Mainly used in electric circuit, automotive; will a best smart choice for electric engineer and electric DIY lovers. BulletPoint5 : [Package Content] -2pcs(1pcs red and 1pcs black) x Alligator Clip Color : Black ItemName : Heyiarbeit 2Pcs 100A Heavy-Duty Insulated Alligator Clips,Battery Electrical Test Clips for Car Auto Vehicle Boat Red and Black ItemPackageDimensions_Height : 12.9 centimeters ItemPackageDimensions_Length : 1.7 centimeters ItemPackageDimensions_Width : 11.9 centimeters ItemTypeKeyword : spring-clamps Manufacturer : Heyiarbeit Material1 : Copper Material2 : Metal ModelNumber : DFY3100GP0614 PartNumber : DFY3100GP0614 ProductDescription : Description: 1.Powerful spring pulling the min hooks to grasp tiny components firmly and avoid any short-circuit. 2.The contact material is copper plating , which has good electrical conductivity;the insulating cover is made of high-quality insulating materials and has a long service life. 3.Alligator clips is a good choice when you need a third hand or have to test many circuits sequentially;These spring-loaded clips are widely used in light electrical,DIY projects, appliances, electronic products and circuit boards.