Thank you for viewing! This is a set of LEGO Mindstorms EV3 touch sensors and one EV3 cable for connection. Set Contents ・Touch sensor x3 (operation confirmed) ・Standard connection cable x1 Condition ・It has been used for a long time (about 3-4 years), so there is a feeling of use, scratches, etc., but there is no problem with the operation (photo 5) ・Operation has been confirmed, but since it has been used for a long time, there is a possibility of future malfunctions. Please purchase only if you understand this. When shipping, it will be wrapped in cushioning material. I am also selling on other sites, so please send me a message before purchasing.