The devices are not compatible with Hubitat (see List of Compatible Devices - Hubitat Documentation for a list known to work out of box, but many more can work with stock or custom drivers), and it's not just because there is no driver--they rely on odd behavior (group broadcasting only, at least for motion events) and it would require changes on the hub side. Here is some reading (yes, it's 2 years old, but there have been no significant Zigbee modfiications since then), and you can probably find more with additional searching:
Download the Hubitat app
