This is a set of battery terminal connector kits, well-made, durable and . It is reasonably designed, easy to use, and quick and easy to install. It is made of zinc, copper and rubber materials, safe and practical, and can be widely used in ships, small yachts, campers, and automobiles. Features -Color: Silver. -Material: Copper, Rubber. -Size: About 6.90X5.80X2.50cm/2.71X2.28X0.98inch. -Good conductivity, professional and practical, can serve you well. -The configuration is complete, including a variety of related parts, you can easily complete the work. -Can provide you with a simpler and easier installation method, bringing you convenience. -With identification marks, it is safe and reliable, which makes the use more efficient and convenient. -Universal design, positive and negative battery terminal clamps are suitable for most battery models. Package list: 1 pair x positive and negative terminals 4 x terminal blocks 4 x insulated terminals 1 x wrench