Our battery cables are made with a High-quality materials and sealed on both ends with heat-shrink tubing for insulating purposes, ensuring transmission efficiency. The insulating sheath used is anti-, and to oxidation, while the tinned copper connectors resistance against and oxidation, offering unmatched durability. Featuring a user-friendly design that facilitates easy installation, this battery disconnect switch can function as a standalone disconnect switch or as a master switch when locked with other power controllers. It is rated up to 275A at 12V DC, and can handle up to 48V DC, making it versatile and highly functional. Designed to enhance your battery's lifespan, this battery switch is compatible with systems using DC 12- 48V. Its wide compatibility range makes it suitable for vehicle types, broadening its functionality. The switch is also capable of isolating and securing the electrical system, preventing unnecessary power drain and therefore extending the life of your battery. Built to last with a waterproof design, this battery switch is Perfect for environments. The housing and copper tinned inner stud give it robustness, rigidity, and impressive resistance against dirt, , and rain. The waterproof feature makes this battery disconnect switch perfect for car vehicles, RV travel trailers, marine boats, truck vehicles, campers, and more. note: The actual product may have slight color differences or differences, which does not affect use. Material: plastic colour: As Shown Package Contents: 1 x battery disconnect switch 4 x mounting bolts 2 x car battery cables(25 square meters 30cm) 10 x terminal (4 AWG x 5/16inch) 10 x heat shrink tubing 1 x wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.