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

The Apple Watch started as a fitness tracker slightly more sophisticated than a Fitbit, and has steadily grown to become a nearly indispensable companion device for iPhone users. Apple's ...

A dead watch is still right twice a day, but a dead Apple Watch? That's just a blank screen until you get home to recharge.

TL;DR: Charge any Apple Watch anywhere with an Apple Watch Wireless Charger Keychain on sale for $14.97 through April 27. A dead watch is still right twice a day, but a dead Apple Watch?