They’ve been available on and off from multiple retailers this summer. I believe you can still buy them from the Jasco site, although shop around as they may be less expensive elsewhere:
http://www.ezzwave.com/z-wave-products/
A number of community members have them. See the following thread:
This is for the dimmer version of the GE Motion switch 26933. The DTH for the motion on/off switch can be found here .
This device handler supports all of the options of the switch with the exception of doubletap, which has yet to be implemented.
Some examples of what you can do with this dimmer/switch include:
Occupancy only during certain hours, vacancy mode other times. (in a bedroom, occupancy during the day, vacancy or manual mode at night)
Turn on at a specific level during certain hours (In a bathroom, dim to 10% at night, otherwise 100%)
No need for cloud processing smart apps. Use the device’s own motion sensor to turn on the light - or other zwave lights with association groups. Virtually no delay.
Key features:
Control Occupancy/Vacancy/Manual modes - Exposed to webCoRE/Co…
And I see Amazon has them in stock today.
Dimmer model
https://www.amazon.com/GE-26933-Motion-Dimmer-Z-Wave/dp/B071Y38FX5
On/off Switch model
https://www.amazon.com/GE-Wireless-Lighting-Occupancy-26931/dp/B07226MG2T/