Smart boiler thermostat set with freestanding transmitter and wallmount receiver, designed for reliable wireless control, weekly scheduling, and app and voice operation. Ideal for central heating systems requiring simple installation and flexible remote control. Key benefits Reliable wireless pairing and stable signal using 433 MHz FSK RF technology, with a transmission range up to 100 m, reducing signal dropouts between thermostat and receiver. Remote control and scheduling via mobile app for convenient temperature management and easy programming of heating periods. Touchscreen operation plus physical touch buttons for intuitive local control and a clear 3.5 inch display for quick reading and adjustments. Safety and comfort features including antifreeze protection, child lock, and humidity display to protect the system and improve user experience. Voice control compatibility with Google Home and Alexa for hands temperature adjustments. Compact, lowpower design (3 W) and batterypowered transmitter for flexible placement; receiver mounts on the wall. Main features Stable RF connection: thermostat paired to receiver for fast pairing and consistent communication. Smart app control: set schedules, change modes, and check current status from your phone. Large 3.5 inch touch screen: clear display and responsive touch button operation for local use. Weekly programmable: supports up to 6 events per day, configurable separately for each day of the week. Multifunctional: antifreeze function, child lock, and humidity display included. Voice control: works with Google Home and Alexa. Transmitter is freestanding; receiver is designed for wall mounting. Specifications Color options: White, Black Type: Boiler 3A Design: WiFi Material: PC Battery: 3 AA batteries (not included) Wireless frequency: 433 MHz (FSK) Transmission distance: up to 100 m Power: 3 W Display accuracy: 0.1 degrees C Temperature setting: 595 degrees C Degree of protection: IP20 Package size: 10.2 x 9.6 x 7 cm Package weight: 348 g Package contents 1 Smart thermostat (transmitter) 1 Receiver 1 Accessory kit 1 User manual Typical use scenarios Home heating schedule: Program up to 6 heating events per day so living areas warm up before you wake and cool down after you leave. Vacation protection: Enable the antifreeze function while away to prevent freezing pipes and check system status remotely via the app. Hands control: Adjust temperature using voice commands through Google Home or Alexa while carrying out other household tasks. Compatibility and installation notes Designed for boiler systems with a 3A receiver. Transmitter runs on 3 AA batteries for freestanding placement; receiver requires wall mounting and WiFi connection for app features. Follow the included user manual for pairing, wiring the receiver, and setting up the mobile app and voice assistants.