You can tell from the name that it can wireless charge two devices simultaneously: an iPhone at 15W and a wireless Qi device at 5W. Since it is MagSafe certified, your iPhone can charge at 15W.
Satechi USB-C Magnetic Apple Watch Charging Dock is a one-piece USB-C Apple Watch charger that doesn’t come with any dangling cable. It plugs straight to the USB-C port of your MacBook or your iPad Pro.
This is the first time I came across a modular dock. Five kits are included in the packaging that you can swap around. Each kit measures (W x H x D) 34 x 13 x 21 (mm) and weighs 11g.
There are two variants of the Nomad Base Station. Hub Edition and Apple Watch Edition.
The difference between the Hub Edition and the Apple Watch Edition is the former includes a 7.5W USB-A port and an 18W USB-C PD port to charge an additional two devices, while the later, only consists of an Apple Watch charger.
Funxim X8 is a 10W Qi wireless charging pad that allows your iPhone or Android phone together with your Apple Watch.
Funxim X8 started out on Kickstarter on November 2017 where it raised a total of US$448,097 out of their initial goal of US$10,000 from 10,983 backers. They started shipping to their backers from January 2018.