1. The product is made of PC material, which has excellent electrical insulation, elongation, dimensional stability and chemical corrosion resistance, and has a wide range of operating temperatures 2. The fuse holder has good mechanical strength, insulation, heat resistance and flame retardancy, and it is not easy to break, deform, burn and short circuit during use. 3. A total of 20A high output: By directly taking power from the main power supply, the burden on the electrical equipment can be reduced while the output can be increased. 4. The installation is simple and convenient. The product can be connected to 4 sets of electric wires on the car, making the wiring easier and more convenient, and the wiring is no longer messy, preventing potential safety hazards. 5. The product has an LED indicator design, which corresponds to the electrical appliance connected to each fuse piece. When is powered on and running normally, the indicator light will be blue when the fuse is disconnected, the red light will be on, and you can immediately know which fuse is broken. If it is dropped, it is convenient to deal with it in time, making your travel . [Indicator light function]: When the blue light LED light is on, it means that is powered on and running normally. When the red LED light is on, it means that the fuse has been disconnected, and the fuse needs to be replaced in time to continue to operate [Product installation range]: It can be installed on motorcycles, automobiles, and 12V electric vehicles. Material: pc colour: Black Package Contents: 1 x 12V Fuse Block Only the above package content, other products are not included. Note: Light reflection 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.