LightSafer – Lets you know if somebody has been snooping around in your hotel safe

https://www.electronics-lab.com/lightsafer-lets-know-somebody-snooping-around-hotel-safe/

Andy C @ burningimage.net build a tiny board that is able to monitor possible activity on your hotel’s safe, so to be sure that nobody has access to it. He writes: I wanted a simple device that would tell me if somebody had been in my hotel safe whilst I was out on holiday, so […]