Power Distribution Block/Ground Input: Accepts 0GA(1GA)x1, Outputs: Accepts 4GAx4 Made of high performance zinc alloy DuBase high temperature, high strength non-perishable industrial grade plastic cover Suitable for auto car, RV, , boat or other vehicles, protect your vehicle's audio amplifier system Type: 1 Way to 4 Way Power Distribution Block Power Connection: 0GA/1GA X 1 Input, 4GA X 4 Output Size: 45 x 40 x 28mm/1.77inch x 1.57inch x 1.1inch LxWxH) Screw-in Clamps Input: Accepts 0/2/4 Gauge Wire Outputs: Accepts 0/2/4 Gauge Wire 4/8/10 Shockproof snap-on plastic cover Plate for corrosion resistance Provides complete protection for your car audio system Material: Plastic + zinc alloy Color: as shown Package Contents: 2 x 4 Way Car Power Distributor Block Holder Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/