Usage Tips:Car audio power distribution block splitter, two way ground distribution block. The amp distribution block includes: 1 x Input hole (0/2/4 Gauge In), 2 x Output hole (4/8/10 Gauge Out). Sturdy snap on plastic cover, made of industrial grade plastic that is not easy to corrode, can cover exposed contacts, waterproof and dust-proof, so that the current of the distribution block is stable Easy installation, just put in the wire and tighten it, the fixing screw is large, the wire will not loosen and the conductivity is good The distribution block is suitable for auto,automotive, car, truck, marine, boat, etc.Protect vehicle audio system. Material: Plastic+metal colour: As shown Package Contents: 2 x splitter 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.