Features: 1.Greatly fit for cars, trucks, boats, RVs or other vehicles with good resistance to current and voltage, high fire rating. 2.Effectively provide insulation protection for the fuse to greatly ensure the safe operation of the circuit. 3.Automatically cut off the power when the current is too large to protect the electrical appliance, safer to use. 4.Come with a transparent cover to prevent dust and moisture, forming a protective layer, and for long service time. 5.The fuse holder is more reusable with high?performance, and the installation is easy, convenient and safe to use. 6.Shell is made of the polycarbonate plastic for high durability, and the metal parts for the copper with gold?plated surface. Specification: Item Type: Power Distribution Block_x000D_ Material: Polycarbonate + Copper_x000D_ Size: Approx. 43.5x33x39.5mm/1.7x1.3x1.6in (L x H x W)_x000D_ In Diameter: Approx. 13mm/0.5in_x000D_ Out Diameter: Approx. 9.5mm/0.4in_x000D_ Current: 60A_x000D_ Type: 1 in, 2 out_x000D_ Gauge:_x000D_ In - 0/4 AWG_x000D_ Out - 4/8 AWG_x000D_ Application: For cars, trucks, boats, RVs or other vehicles. PackageList: 1 x Power Distribution Block