If you feel like adding extra hardware, you could turn it into a burglar alarm, dog detector, smoke detector (N.B. in addition to your smoke alarm – we strongly recommend that you use properly safety-certified equipment to keep yourself safe).
It comes in kit form, so you’ll need solder, a soldering iron, and a pair of snippers. You’ll also need a computer to put the software on to the Arduino, and a 5 V power source. Oh, and check out that gorgeous PCB design.
From £26 rasp.io/nightlight Delivery: October 2018