Features: Product scope of use: It can be directly connected to the line of any electrical appliances on the car/ship (such as: car roof lights, car headlights, wide-sighted lights, fog lights, warning lights, car refrigerators, car chargers, car fans, car TVs, etc. Products with environmentally friendly high and low temperature flame retardant materials, fully compliant the fuse holder should have good mechanical strength, insulation, heat resistance and flame resistance, in use should not produce fracture, deformation, combustion and short circuit, etc. conditions. This fuse block with negative bus can easily identify & replace blown fuses immediately without guessing! The LED indicator lights up when a blown fuse is detected. It is both safe and easy for you to check and replace the blown fuse. The 12 way fuse box with ground buss-is crafted to perfection with the best quality materials and with special attention to detail so it can be incredibly efficient and durable. The fuse box has LED light indicators and a strong construction for guaranteed results. No need to worry about getting your fuse box ready to use. This circuit fuse box holder with ground is very easy to install. Specifications: Material:PBT+PC+nickel-plated copper+silicone sealing ring Size : Approx.14.2x10x7.2cm/5.59x3.93x2.83inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x 12 Way Fuse Block