The thermostat is powered by two alkaline batteries type AA. If battery level is low, notifications are sent to the mobile application and 
is displayed on the local screen. Replace the batteries when notified of a low battery level.
- Get two new alkaline batteries type AA.
- Remove the battery door as shown in the following illustration.
- Remove the old batteries and insert the new ones.
- Dispose of the exhausted batteries in compliance with environmental requirements.