I would also suggest using the manual round thermostats not the programmable ones.

I've also leveraged their webhooks to automate additional things on my end like setting the thermostat to the appropriate temperature an hour before the guest check-in and turning it off after they check out.

One thermostat controls BOTH units currently.

Reattach thermostat(why was it off ) but it’s a couple screws.

Personally, it’s something I always expect from a short-term rental, and it can have a huge impact on your reviews.To make things easier for both you and your guests, consider smart tools like locks, outdoor cameras, and smart thermostats.

It’s inexpensive to provide but can make a big impact.Comfortable Bedding: Investing in high-quality mattresses, pillows, and linens improves the guest experience and leads to better reviews, which can boost occupancy rates.Smart TV or Streaming Services: Offering Netflix, Hulu, or similar services is a low-cost way to enhance guest entertainment and stay competitive.Fully Stocked Kitchen: A well-equipped kitchen with basic appliances and utensils appeals to families and long-term guests, saving them money on dining out.Dedicated Workspace: If your property caters to remote workers, adding a small desk and ergonomic chair can set your listing apart.Outdoor Spaces: If your property allows, an outdoor seating area, fire pit, or hot tub can significantly increase your nightly rate and attract more bookings.Energy-Efficient Features: Guests appreciate eco-friendly options like LED lighting, smart thermostats, or solar panels, especially in eco-conscious markets.Keyless Entry: A smart lock is a relatively small investment but offers convenience and security, which many guests value.If you’re deciding on amenities to add, it’s always a good idea to research your local market.

We swap batteries once a year and they are at about 65%.Having Z-Wave allow you to add more home management products like smart outlets, lights, thermostats etc.

Maybe the tenant set the thermostat high? 

It's a 3 bedroom house and we plan to use technology such as a smart lock, WIFI exterior cameras, and a smart thermostat.

However the thermostat is mounted  to the wall a few feet from the front door in a highly accessed retail store where the door is constantly opened.