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

Macworld Apple Watches are known for many things, but battery life is not one of them. You can charge your device overnight ...

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?