Guide in the Dark

You need to get through a building. Sometimes, you can see normally, however the power will sometimes go out, leaving you unable to see anything. Thankfully, you have the brand new Super Sensor 9000! This renowned device will tell you what's around you, allowing you to navigate the dark. Just be aware, the device only works 99.9% of the time, and the other 0.1%... well, hopefully you don't have to…