The problem Automatic hand sanitizer using arduino uno solves

As the covid is at its peak.. The number of cases are increasing day by day many small shopkeepers still don't even own automatic hand sanitizer as mechanical ones can cause infections easily .These shopkeepers are unable to afford expensive automatic hand sanitizers because they are of the range of rupees 7000-8000.. So we have made an automatic hand sanitizer using arduino which is of the range of 400-500 rupees so that shopkeepers can afford it as it is really efficient and economical.

Challenges we ran into

1. Pump was not Reacting easily to the IR sensor