This Product Requires The Mi|Home Gateway Shene-Miho001 To FunctionProduct DescriptionThe Mi|Home Smart Radiator Valve Is A Monitor And Control Product. The Mi|Home Radiator Valve Allows You To Monitor The Temperature And Then Adjust The Radiator Temperature Setting Turning The Radiator Heat Up Or Down Depending On Your Settings And Rules. Using The App You Are Able To Group These In To Room Or Areas And Create Zoned Heating Areas. You Are Able To Use All The Control Features In The Mi|Home App Including Simple On/Off Timers And Geo-Fencing.- Compatible With The Nest Thermostat- Control Radiators To Regulate Heating In The Room- Set Different Temperatures In Different Rooms Using Zonal Heating-Save Money And Energy Using Zonal Heating- Using Timers To Set Certain Temperatures At Certain Times During The Day- Compatible With Ifttt- Control Your Heating Remotely From Any Ios Android Device Or Web Browser- Control Each Radiator Independently- Programmable Time & Temperature Enables Diy Zoning- Only Heat Rooms When Needed- Precise Thermostat - Reacts Quickly Improves Comfort- Includes Adapter Rings To Replace Most Standard Trvs- Easy Install - No Plumber Required- Energy Saving One-Hour Boost & Sleep Modes- Coloured Led Status Indicators- Silent Motor- Over 12 Months Battery Life With Low Battery WarningPart CodeMiho013Additional Information- Power Supply: 2 X 1.5V Lr6 - Aa AlkalineBatteries (Included)-Back-Up Memory: Yes- Dimensions (Hxwxd): 110Mm X 45Mm X 45Mm- Valve Adapter Rings: 28Mm Or 30Mm (Included) Warranty: 1 Year Return To Base Warranty