This Tuya Zigbee Smart Thermostat is designed for gas boiler & radiant floor heating system control.  It has a elegant,sleeker design with a large square LED screen ensuring an excellent user experience of temperature control.      Item No.: HT-22B       Environmental ABS material      Attractive and Moden LED Touch Display      Multiple modes control(Manual,Economy and PRG. Mode)      Max. 3A for gas boiler or water radiant floor heating       7 days Programmable (4periods/day)      Clock display      86*86*17mm dimension      Over-heat protection      CE, ROHS approved      Tuya zigbee 3.0       External sensor supported

This premium 4.3-inch TFT color touchscreen FCU thermostat (Item No.: FT-CS03) is engineered for precise heating and cooling regulation of fan coil units in modern commercial and residential buildings. Model No.: FT-CS03 System Compatibility: Designed for 2-pipe or 4-pipe fan coil units (FCU) Proportional Control: Advanced valve control via 2-point or 0-10V modulating output Fan Support: Compatible with traditional 3-speed fans or high-efficiency EC motors Smart Integration: Supports Modbus RTU and BACnet management control for BMS integration Scheduling: 7 days, 4 periods programmable settings for optimal energy efficiency Safety & Reliability: Features Non-Volatile memory (data retained during power outage) and optional Child Lock Flexible Extensions: Supports External Sensor, Occupancy Sensor, and WiFi Remote Control (Optional)