FEATURE: Quick LED Indicator for Circuit IssueThis blade fuse block comes with 12 fuse pieces and each circuit has its own led indicator light. When a fuse blow, the corresponding indicator light will light up instantly, so you can easily figure out the short circuit or any other fault and effortlessly fix the blown fuse issue. Premium Quality and Safe MaterialCE Certification, blade fuse box is mechanically strong, heat and flame resistant and help you get rid of problems like broken, deformation, combustion or short circuit. Waterproof Cover and Pre-printed DIY StickersTransparent plastic cover with push latch system, easy to operate, splash and dust-proof design. Adds extra protection to your fuse box & fuses. Come with multi-function stickers for DIY your specific need, convenient for examination and repair, easy to troubleshoot in outdoor. Optimal Conductivity12-Circuit fuse block box for ATC/ATO(middle size) fuses; It has a positive and negative side, meaning for every positive terminal screw there's a negative terminal screw. Max. 32V DC operating voltage. Max. 30 Amp per circuit & 100 Amp per panel. Wide ApplicationThis Blade Fuse Box can be widely used in Cars, Buses, Tankers, Boat, Marine, Truck, SUV, Yacht, RV, Ships etc. Havendro 12 Way Blade Fuse Box - 12V/32V Car Marine Holder in Black