The Walabot DIY Lets You See the Hidden Creatures Living Inside Your Walls

Drilling holes into your walls can be like a game of Russian roulette. If you drill in the right place, everything's a-okay. If you drill into a pipe or a rodent, it's game over.   Enter the Walabot DIY. It attaches to your smartphone running Android 5.0 or higher and scans up to 4" through drywall and cement! ...