Customers find the thermostat works well with heat pumps, is easy to install and program, and appreciate its temperature regulation features, including advanced options with temperature swing and the ability to hold a set temperature for several days. They like the programming options, with separate settings for all seven days, and consider it excellent value for money. The build quality receives mixed feedback, with some praising its construction while others find it flimsy, and customers like its appearance, particularly the screen layout. Battery life is a concern, with many reporting constant low battery warnings.