Hello creators, well i know many have been waiting for this project, finally i will be showing you How to make automatic hand sanitizer using Arduino. As i have already made video tutorial on How to make touchless hand wash dispenser using arduino nano, after that tutorial many asked me to make same project using arduino Uno Here i will show u Both ways, Make sure to check out video which is provided at End of this article 1)How to make Automatic hand sanitizer machine using Arduino Uno automatic hand sanitizer project using Arduino Uno 2)How to make automatic hand sanitizer machine using arduino nano Contactless hand sanitizer dispensing machine made using sensor Well both of these automatic hand sanitizer dispenser follows almost same mechanism, Here