How do I add or change the energy costs on the 4iE?
4iE Smart WiFi Thermostat
To make changes to the energy cost on the 4iE follow the steps below:
Go to the profile page on my.warmup.com and click on the cog symbol next to the location name.
Scroll down and click on edit location
Scroll down to Energy Monitor and add the cost per KW
Select Update energy to save the tariff value.