Connect Two Circuits: This car auto stereo fuse holder allows to use one wire to have two separate protective circuits. High performance fuse holder, can be used many timesOver Current & Heat Protection: Car stereo fuse box can help to protect the device from over current and over heat. The audio fuse holder cuts off the automatically when the current and heat is too strongComes With Removable Cover:Transparent plastic box protects fuses from dust, dirt and splash, and storage your fuses tidydustproof and waterproof, not easy to aging and abrasion resistant, to maximum strength and durability for long lasting usageWide Application: Car audio fuse holder can be used on , boats, RV's and so on. manufacturer and durable construction, performance and quality guaranteed.Condition: Fit Wire Size: 4GA in, 4GA outPackage Weight: Approx55gFitment: For , boats, RVsMaterial: Plastic, Zinc AlloyColour:Black + blue + graytype:Single wayVoltage:12V-32VSize:Case Size:71*23*3CMFuse Current:60AHole Size: 85mmPackage Contents:1*Fuse HolderOnly the above package content, other products are not included.Note: Light 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.