LED WARNING INDICATOR: Red LED warning light illuminates immediately when a fuse is blown. The waterproof fuse block clearly indicates the location of a short circuit or other fault, making it safe and easy to identify and replace the faulty fuse.SAFE MATERIAL FUSE BOX: Constructed from environmentally friendly PBT material, this marine fuse block meets industry standards for marine applications. It is mechanically strong, insulated, heat resistant, and flame resistant, minimizing risks of cracking, deformation, combustion, or short circuits.ORGANIZED WIRING: Eliminate clutter by organizing your wiring with this 12-circuit fuse block and ground bus kit. It provides 12 dedicated fuse positions and 12 ground terminals, keeping connections neat and simplifying electrical installations in vehicles or boats.UNIVERSAL PROTECTION: Designed for versatile use, this 12V marine fuse panel supports up to 100 Amps with 30 Amp prefuse and integrated ground bus bar, offering reliable protection for various electrical setups. Includes labeled identification stickers for easy appliance troubleshooting.Features an easy-access insulating cover that meets ABYC and USCG requirements.Color: Black Material: PBT Package Contents: 1 x 12-position 6-way fuse block holder 1 x Waterproof and dustproof cover 2 sets x Label stickers 4 x 20A fuses 4 x 15A fuses 2 x 10A fuses 2 x 5A fuses Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement tolerance: +/- 1-3 cm.