DescriptionThese copper wire lugs are made of copper, conductivity, corrosion resistance, and strength. Heat shrink tubing provides additional protection from abrasion, ensuring the longevity of the connection. A perfect combination ofbattery cable ends and heat shrink tubing can meet your different electrical connection applications.Features-Color:As Shown -Material:Copper, polyolefin -Size:4.50X1.00X1.00cm/1.77X0.39X0.39in -Size:3.80X1.70X1.50cm/1.49X0.67X0.59in - Good craftsmanship and reasonable design make the wire lugs provide you with a good using experience. - Copper wire lugs and heat shrink tubing kit is convenient storage and use,you can store and use them for a lasting time. - Copper wire connector features high reliability, good conductivity and rust resistance. - The heat shrink tubes are all pre-cut into the most common sizes, making your work a lot faster. - Copper wire lugs and heat shrink tubing kit, suitable for various occasions such as home, industry, and automotive.