D-terminal Battery Cut Terminal, Leakage Protection, Leakage Prevention, Terminal Extension, Switch Cutoff, Cut, Prevents Battery Drain, Purple ★ This is a battery cut terminal for D-terminals. ★ This is for D-terminals. If you want to use it with a B-terminal battery, you need to use a "B-terminal to D-terminal conversion adapter." (Conversion adapter not included.) ★ You can easily switch the battery ON/OFF by turning the dial. ★ Highly recommended for DIY maintenance enthusiasts and cars that will not be driven for a long time. ★ Very useful for preventing theft, preventing battery drain, and preventing accidents during work when you don't drive your car for a long time. Easy to install. ★ With a length of 98mm, it can also be used as a terminal extension. Product Specifications Inner Diameter: 16-18mm Applicable Fields: Applicable to automobiles, motorcycles, RVs, and boats. ※ Due to imported goods, there may be scratches on the exterior. Please understand that this is within the acceptable range and does not affect the product's functionality.