Features: 1.Feature: Equipped with one 0 gauge input and four 4 gauge output wiring holes, will offer complete protection for your car audio system. 2.Advantage: Ideal for use with power or ground wires, no need to run multiple wires from batteries or drill redundant grounding points in vehicles. 3.Compact: Space saving lightweight design,mini size but high conductivity finish, perfect for hooking up multiple components in your system. 4.Durable Material: Zinc alloy nickel plating construction provide excellent signal transfer, which is stable in structure, durable, and high performance. 5.Wide Application: Suitable for cars, boats or other vehicles audio system, used for splitting the power cords of multiple power amplifiers. Specification: Item Type: Power Distribution Block_x000D_ Material: Zinc alloy nickel plating_x000D_ Input: One 0 gauge input_x000D_ Outputs: Four 4 gauge outputs_x000D_ Fitment:_x000D_ Fits for cars, boats, and other vehicle