产品规格：
T9 Wi-Fi smart thermostat
Smart room sensor for T9/T10 thermostat
TF228
TF428/418
TF243
750 Millivolt heat only thermostat non-programmable
X8S smart thermostat
Medium thermostat guard
Large thermostat guard
X2S smart Wi-Fi thermostat
X2P thermostat
X1N thermostat
