Basics: Heavy duty inline fuse holder 12v with 12 AWG wire, 30 amp inline fuse and 40 amp fuse. This in line fuse holder supports 1A ,2A, 3A, 5A, 7.5A, 10A, 15A, 20A, 30A, 40A ATC / ATO blade fuse.Dimension: The wire of this holder is 12 gauge 30cm (about 12 inch) length.Waterproof: The 12v fuse holder are waterproof, weatherproof, can effectively prevent water from entering the holder, protect the blade fuse inside the holder.Application: The inline fuses for 12 volt fits for 1A~40A ATC/ATO blade fuse. Each 12 volt fuse holder will come with a 30A in-line fuse and 40A in-line fuse. The 30 amp / 40 amp fuse holder is suitable for car, motorcycle, marine, etc.Colour: blackMaterial: plasticPackage Contents:10 * 12V fuse holders10 * 30 Amp line fuses10 * 40 Amp in-line fusesOnly the above package content, other products are not included.Note: Light shooting 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.