The Honeywell Home DT3R Wireless Thermostat is a smart thermostat designed for heating control, featuring an energy-efficient LED display and no WiFi or app requirement. It offers a slim, modern design with easy-to-use functions, suitable for standalone installation or integration with existing heating systems, including combi boilers, hybrid, and green heating systems. The intuitive digital thermostat has capacitive touch buttons and a dimming display that turns off when not in use. It is compatible with both heating and cooling systems, including gas boilers, combi-boilers, and heat pumps, and can be integrated with other Honeywell Home smart devices. This customer favourite provides easy programming, frost protection, and self-learning TPI fuzzy logic control for optimal performance and energy saving. The thermostat includes a boost mode for increased room temperature and an eco mode to reduce temperature and save energy costs. Installation is made easy with included manuals and QR codes linking to installation videos, along with a wiring plate for compatibility with various systems. Batteries are included.