YouTube - https://youtu.be/FYELVDLVKD8
This is the second version of the hand sanitizer which I made previously. It works on electricity and has a 1.2 litre tank capacity. It can also be hanged on wall. We can power with the help of Adapter of mobile charger
Components:-
1. Arduino Nano
2. 12v Mini Water Pump
3. Ultrasonic Sensor
4. Relay Module
5. Mobile Charger (For Power)
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