The Honeywell Home T3R Wireless Thermostat provides automatic time and temperature control for heating systems in homes and apartments. Designed for ease of use and flexibility, it supports 24–230V on/off appliances such as heat pumps, gas boilers, combi boilers, and zone valve applications (excluding electric heating systems). It also offers compatibility with OpenTherm® appliances for enhanced efficiency. With a modern design and intuitive interface, the T3R displays setpoint temperatures and fault alert messages for easy monitoring. The package includes both the thermostat and a wireless receiver box for seamless integration. Features & Benefits: Wireless thermostat with receiver box included, Supports language selection and 12/24-hour clock formats with automatic daylight saving adjustment, Adjustable cycle rate and minimum on/off time for tailored control, Fail-safe mode and remote sensor compatibility for added reliability, Temperature display offset for calibration, Programmable scheduling options: 7-day, 5+2-day, or daily programs with up to four time/temperature periods per day and an Adjustable upper and lower setpoint limits for enhanced control.