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This tiny $30 tool is the best upgrade I've made to my keychain - here's why

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Olight iUltra keychain LED flashlight ZDNET's key takeaways A tiny keychain flashlight that's built with toughness and simplicity in mind

Pull off the magnetic base to activate a 90-foot beam

Built-in USB-C connector for easy charging. View now at Amazon

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A keychain is a tough environment for any gadget. Being tumbled around in a pocket or bag with keys and coins is hard on anything. But this isn't what killed my old keychain flashlight.

Also: 10 tiny gadgets I never leave home without (and how they work)

No, long story short, I dropped it into the Mediterranean Sea while trying to use it to light up a fish I saw in the water one night. It takes less than a second of distraction for King Neptune to claim something, and that's what happened here.

An excuse to upgrade

Oh well, the keychain light was pretty beat up, and it gave me an excuse to upgrade. I shopped around a bit before settling on the new Olight iUltra mini LED keychain light, a light that's packed with some high-tech features that I've not seen on a light previously.

The iUltra is a tiny light

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