This automotive circuit breaker is made of , which can withstand use. Features the bakelite, PP and zinc alloy material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:Assorted Color -Material:Bakelite, PP, zinc alloy -Size:11.00X6.40X3.20cm/4.32X2.52X1.26in Suitable voltage: 12-48V Wiring hole: 0 (4GA) power cord - When current reach to value, the handle will bounce back and cut off the power. - After fixing the problem, the handle back to its default state to form circuit. - Bakelite material has higher mechanical strength, good insulation performance, resistant against heat and corrosion. - Fit for circuit protection of ships and vehicles, such as circuit protection of car audio, car video, lights, and etc. - workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 5 x Circuit Breaker