That’s a Wi-Fi device (neither Zigbee nor Zwave), and does not integrate with SmartThings. 
Hopefully eventually someone will make one like this that does integrate.
If you can’t wait for something which does integrate, some people do use the treatlife device with a one-way integration through IFTTT, but you won’t have any way of knowing if someone turned the fan on or off at the wall switch. And of course now Ifttt charges a subscription. So it’s not what most people are looking for. See the following community discussion: