This is great! There are so many useful things you can do with an old cell phone! I use an old cellphone with a cracked screen to monitor 3D prints by snapping a picture every minute or so, or ...

Consumer of the future will use a mobile phone to monitor environment. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2016 / 11 / 161124081556.htm ...