The weirdest tool I own is also one of the most useful (and it's $10 on Amazon)
The device has a 1080p HD camera with LED lights at the tip. Adrian Kingsley-Hughes/ZDNET I have a number of inspection cameras, and they're fantastic for getting eyes into places that you normally can't get to. But they're typically large and bulky, designed for mechanics and HVAC engineers, which limits their usability when it comes to inspecting device ports or probing around cracks and crevices looking for a lost fastener. Also: I replaced my MacBook charger with this compact wall unit - a