Hello friends, in this video I am gonna show you how to make a automatic foaming soap dispenser at home.

Material list:
1. PVC Pipe 110x3mm with length 20cm
2. PVC Pipe 32x2mm with length7cm
3. DIA.104mm and 110mm round acrylic
4. 280 pump
5. 5x8mm silicon pipe
6. 6x8mm PVC soft pipe
7. 250ml foaming bottle
8. Water proof switch
9. valve
10. TP4056 Li-ion protection board
11. 25V voltage booster module
12. ATmega328P Pro Mini
13. L298 DC motor driver
14. Infrared obstacle avoidance module
15. IR filter
16. buzzer
17. 18650 battery x 2
19. Micro USB adapter

Arduino code and Scheme: https://drive.google.com/drive/folder...

Thanks for watching！
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