Keep your Apple Watch fully charged, at all times. This genius little keychain that you can get for cheap right now, will ...

This keychain comes with a built-in lithium-ion battery ready to power up any Apple Watch. And it's portable, pocket-sized, ...

and Apple Watch, check out our favorite, space-saving wireless Apple chargers for every budget. I’m one of PCMag’s mobile analysts. That means I check out phones, hotspots, and mobile networks.