Yeah, you can find them in all kinds of low-cost remote controls: https://cdn.hackaday.io/images/9838991700773145118.file-1700773145085-572960022 https://cdn.h

Yeah, you can find them in all kinds of low-cost remote controls: https://cdn.hackaday.io/images/9838991700773145118.file-1700773145085-572960022 https://cdn.hackaday.io/images/9838991700773145118.file-1700...