Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Simply add a person standing near the door, with one of those little manually operated counters. They can say "Hello" to each person as he/she enters.plz how do I change this to count the number of people entering museum? I have less than 3 days to finish.
What should I charge the batteries with?