Stylish, ultra-slim, state-of-the-art wireless thermostat with load compensation ensures effortless management and fine-tuning of desired temperature settings. Advanced features and seamless communication with its ZigBee-based radio frequency technology enables stylish and precise home climate management. Powered by fully rechargeable Lithium battery. Suitable for underfloor heating. Works with - Amazon Alexa - Google Home - iOS App - Android App 5-35°C Temperature Range Suitable for All Boilers Rechargeable Battery-Operated Backlit LCD Display 5 Year Manufacturer's Guarantee (T&Cs Apply) Internet-Enabled Smart Hub Required Works with - Amazon Alexa - Google Home - iOS App - Android App 5-35°C Temperature Range Suitable for All Boilers Rechargeable Battery-Operated Backlit LCD Display 5 Year Manufacturer's Guarantee (T&Cs Apply) Internet-Enabled Smart Hub Required