Upgrade your home heating with the ENER-J Pack of 2 WiFi Smart Thermostatic Radiator Valves. These white valves feature a clear screen and offer comprehensive multi-room control via your smartphone. Remotely manage all your radiators, ensuring no heat is wasted in empty rooms. Integrate seamlessly with voice assistants like Alexa and Google Assistant for effortless temperature adjustments. Create smart schedules tailored to your daily routines for optimal heating efficiency and cost savings. Benefit from frost protection to safeguard your pipes and a child lock feature for added peace of mind. These valves are designed for easy DIY installation, simply replacing your old radiator valve with a step-by-step in-app guide. Enjoy a 2-year guarantee. Product Summary: WiFi Smart Radiator Thermostat, Pack of 2, White, Digital Multi-Room Control, Remote Control, Voice Control, Smart Schedule, Frost Protection, Child Lock, DIY Installation.