
Using an arduino, IR sensor, and a servo, the author built a pretty simple conversion for a pump action soap dispenser. Could be a simple project to do with kids.
https://www.instructables.com/id/Automatic-Soap-Dispenser-Using-Arduino/
Using an arduino, IR sensor, and a servo, the author built a pretty simple conversion for a pump action soap dispenser. Could be a simple project to do with kids.
https://www.instructables.com/id/Automatic-Soap-Dispenser-Using-Arduino/