Specification Brand : Heyiarbeit BulletPoint1 : [Size] - Jaw Open Width: 10mm/0.39"(Max);; Contact Material:Iron BulletPoint2 : [Features] - These alligator clips are very durable, can be used for a long time, and are easy to disassemble and easy to operate BulletPoint3 : [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 BulletPoint4 : [Application] - Mainly used in electric circuit, will a best smart choice for electric engineer and electric DIY lovers BulletPoint5 : [Package Content] -50pcs x Alligator Clip Color : Black ExternallyAssignedProductIdentifier : 9588103997348 ExternallyAssignedProductIdentifier1 : 0707338231150 ExternallyAssignedProductIdentifier2 : 707338231150 IncludedComponents : inc ItemDisplayDimensions_Length : 160 millimeters ItemDisplayDimensions_Width : 150 millimeters ItemName : Heyiarbeit 50Pcs Heavy-Duty Insulated Alligator Clips,Battery Crocodile Electrical Test Clamps,Battery Charger Clamp for Car Auto Vehicle Boat ItemPackageDimensions_Height : 15 centimeters ItemPackageDimensions_Length : 3.1 centimeters ItemPackageDimensions_Width : 11.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : spring-clamps Manufacturer : Heyiarbeit Material : Iron MaximumPower : 1 watts ModelName : BESSEY XM5EU Heavy duty spring Clamp ModelNumber : DFC8000GP0614 NumberOfLithiumMetalCells : 1 PackageLevel : unit PartNumber : DFY4600GP0614 PowerSourceType : Adapter,battery Powered,electric ProductDescription : Heyiarbeit Alligator Clip Adapter Clamp Full Shroud Insulated Specifications: Material:Iron Jaw Open Width: 10mm/0.39"(Max) Descriptions: 1. The insulating cover is made of high-quality insulating materials and has a long service life. 2. Powerful spring pulling the min hooks to grasp tiny components firmly and avoid any short-circuit. 3. Wide open makes it easy to be connected to large terminals like the bolt nuts. 4. Clips alligator clamps these heavy-duty clips are easy to open and the spring-loaded jaws grip tightly, strong jaws never fall off once they're clamped down. 5. Alligator clips is a good choice when you need a third hand or have to test many circuits sequentially. 6. These spring-loaded clips are widely used in light electrical, DIY projects, appliances, electronic products and circuit boards. 7. Crocodile with teeth ensures a sturdy clamp and multipurpose while testing; Great replacement parts to repair broken leads on test equipment and chargers. Package Content: 50pcs x Alligator Clip