Clear benefits Makes temperature control simple and intuitive: a colorful, lighted temperature knob plus large touch keys let you change settings quickly, even in low light. Provides useful visual feedback and ambiance: eight lighting effects and a sevencolor transition (including a Xmas light mode) help you see status at a glance and add a subtle decorative effect to the room. Integrates with building control and saves energy: LED display and energysaving control modes plus a 485 interface with RTU protocol support enable reliable connection to central systems. Key features (what it does and why it matters) Lighting effects: 8 selectable lighting effects and a 7color transition with Xmas light mode. Useful for visual status cues and room ambiance without interfering with operation. Userfriendly controls: a colorful, lighted temperature control knob combined with large touch keys for fast, accurate adjustments and easy operation in any lighting condition. Central AC compatibility: designed for central air conditioning systems. Builtin LED panel supports energysaving control strategies. Communication: 485 interface supporting RTU protocol for integration with common building automation and control equipment. Installation flexibility: supports standard 86x86 mm square or 60 mm round electrical box installation, making it compatible with most existing wall box setups. Practical attributes Function: temperature setpoint control and visual status display for central AC systems. Compatibility: fits most installations using 86x86 square or 60 mm round boxes; communicates over 485 with RTU protocol for system integration. Performance: LED panel and energysaving control options designed to reduce wasted runtime and streamline central system operation. Controls: tactile knob with illuminated feedback plus large capacitive/touch keys for dependable everyday use. Typical use scenarios 1. Residential central air: an existing wall thermostat in a living room or hallway to provide clear, backlit temperature control and an attractive ambient lighting effect. 2. Small commercial or office spaces: Integrate with an existing building management system over 485/RTU to centralize control and implement energysaving schedules. 3. Retrofit projects: Install into standard 86x86 or 60 mm round wall boxes when upgrading older thermostats to improve usability and add visual feedback without changing wall fittings. Why choose this thermostat Combines easy, tactile temperature control with visual feedback and programmable lighting effects. Designed for straightforward integration into central AC and building control systems via 485/RTU. Fits common wall box sizes for fast, lowfriction installation while supporting energyconscious operation.