Thank you for viewing! ◎ Instant purchase OK ◎ Only one was used; other parts are new and unused. ◎ Please refrain from "price negotiations." ※ For those who understand used items, thank you. ※ Please refrain from purchasing if you are seeking perfection. ※ Used in my N-BOX; removed after about a month. 60cm type. ※ The following is quoted from the description, etc. 【Product Description】 Grounding cable set of 5 Compatible with both 12V and 24V ■ What is Grounding? Due to the effects of rain, car washes, sea breeze, de-icing agents, etc., parts conducting electricity can rust over time, hindering the flow of electricity, which can result in reduced car performance. By improving the flow of electricity that is a bottleneck with grounding wires, you can restore the original performance. ■ Benefits of Grounding ・ Stabilizes the ignition system of the engine, etc. ・ Improved fuel efficiency ・ Increased light output ・ Reduced radio noise (This does not produce effects that exceed the original power of the car) 【Product Details】 Grounding cable, blue 100cm x 2 80cm x 2 60cm x 1 Bracket x1 Bolts x4 Nuts x4 Notes ・ Not made in Japan. There may be slight scratches or dirt. There is no problem with the use of the product. ・ Will be sent in simple packaging (packaging vinyl). ・ We are not responsible for any problems with the car due to grounding installation. Please understand the impact on your car before purchasing. ・ If you install it yourself, there is a risk of fire or accidents due to connection errors of the ground wire. If you have any concerns, please consult an experienced professional.