This tiny device was built to inspect ear canals, but it turns out to be a surprisingly handy, pocket-sized inspection tool for just about anything.
Original Source: https://www.zdnet.com/article/the-weirdest-14-gadget-on-amazon-ive-tested-turned-out-to-be-pure-genius/
Disclaimer: This article is a reblogged/syndicated piece from a third-party news source. Content is provided for informational purposes only. For the most up-to-date and complete information, please visit the original source. Digital Ground Media does not claim ownership of third-party content and is not responsible for its accuracy or completeness.