The Mysa Smart Thermostat for Electric In-Floor Heating is the ultimate smart thermostat designed for high voltage in-floor heating to help you save money by using energy more efficiently. Take full control of your heating from anywhere using the Mysa app on your smartphone or tablet and stay conveniently connected with smart home integrations like Alexa, Google Assistant, and Apple HomeKit. Mysa's sleek, minimalist design and premium look subtly enhances your home's style. This Mysa Smart Thermostats installs easily in 20-minutes or less with its step-by-step online guide and video. This thermostat is not compatible with water-based in-floor heating systems or low voltage systems such as 12-Volt/24-Volt oil furnaces, natural gas furnaces, or boilers. Color: White.