[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

If you don't want this feature, you're out of luck: proximity sensors are featured in every generation of iPhone going back to the year of release in 2007, and you can't turn off an iPhone ...