Here’s an out-of-the-box idea: a portable wireless charger capable of charging an iPhone and an Apple Watch. It’s been under work by AT&T:
Interesting concept, though I’m not crazy about the name… Also, 3000mAh for both devices seems a little low - probably to favour portability.
You can read more about it here: https://9to5mac.com/2018/12/30/att-power-drum-charger/ and here https://www.engadget.com/2018/12/30/att-power-drum-spoiled-at-fcc/
Makes me wonder if/when Anker will release a portable wireless charger of their own.