UNIQUE LED WARNING INDICATOR : With blown out fuse LED indicator. When the red LED light flashes, it means that the fuse has been disconnected, you need to replace the fuse in order to keep working. Can detect errors quickly and easily SAFE MATERIAL : Made of PBT flame retardant material for high and low temperature protection. Marine grade stainless steel inlet and outlet screws have high anti-corrosion performance Wide application : widely used in vehicles, cars, boats, buses, boats, SUVs, yachts, etc. Product dimensions: 87.8 x 85 x 36.5 mm, weight: 176 g 12V fuse holder box : The car fuse box is designed to work with voltage from 12 V 24 V to 32 V. Suitable for camper van, motorcycle, van, bus, boat, faston, subway, scooter, plane, caravan, truck, tractor, boat and other automotive, marine and agricultural devices. It has independent printed circuit board and negative distributor for fuse case. It ensures that every device placed in the 12v DC fuse box can get the safest protection