This product has been used for approximately 5 months since purchase. It was working properly. [Installation] This is an idling stop canceller that is easily installed with a coupler-on connection. 5 seconds after the engine is turned ON, it automatically presses the switch to prevent idling stop. [Compatibility] Nissan Days B43W/B46W (2019 model year onwards) Nissan Days Highway Star B44W/B45W/B47W/B48W (2019 model year onwards) Roox Also compatible with B30A series/B30W series/B40A series/B40W series. Mitsubishi ek Wagon, ek Cross, Delica Mini *Compatible with the vehicle with the switch in the image. *The model year compatibility is for reference only. Please use the model/image as the definitive guide. [Installation Method] Reach behind the switch and press the switch to remove it towards you. Remove the original coupler from the back of the switch, insert this canceller, and put it back. It's not very difficult as you only need to remove the panel, but please note that instructions for each vehicle are not included. If you are unsure, please refer to the many guides available on social media. This is a used item, so please understand. Returns are not accepted due to concerns such as product substitution. Please be careful not to purchase the wrong item that is not compatible.