1:CE,ISO9001:2000,OT 2:24 hours programming,wireless,easy operating 3:Energy-saving 20% Floor Heating Wireless Programmble Room Thermostat ,LCD Room Thermostat For Floor HeatingFeatures1:Display ... : White9:Receiver Power supply : 220VApplication: For Floor Heating used in Commercial Buildings,Residential Buildings.Advantages1:CE,ISO 9001:2000 certifiedMembership of Opentherm2: Energy ...