The T6 Pro hydronic 7-Day programmable thermostat features a single-stage heating cycle with an included AQ12C20 slab/floor sensor allowing for convenient and accurate monitoring and control of both air and floor temperatures. The thermostat is both hardwired and battery powered and is equipped with a large 5.44 sq. in LCD display and backlit soft push buttons. The AQ12C20 floor sensor and UWP mounting system is included in the package.