1. Smart Thermostatic Radiator, You Can Quickly Add It To Tuya Hub And Pair It With Just One Click On The App 2. App or Voice Control, Smart Life or Tuya App Remote Control Anytime And Anywhere, Cooperates With Alexa, Home, Yandex 3. Three Modes Are Available: Manual Mode, Automatic Mode And Temporary Program Mode. 4. Weekly Programmable, 5and2 or 6and1 or Per Week, 6 Periods On Working Days, 2 Periods On Rest Days, Supports Different Temperature Settings And Runs As Planned 5. Precise Temperature Control, More Comfortable Maximum Thrust: 80N Transmission Temperature Range: -10-60C Power: 3(AA)x1.5B LR6(Without) Communication Frequency: 2.405-2.408Ghz Maximum Stroke: 5.0mm Working Environment Temperature: 0-50C Temperature Setting Range: 5-35C Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Zigbee Model Needs To Be Used With A Tuya Zigbee Gateway type:ZigBee Colour:As Shown Material:ABS Package Contents: 1 x Thermostatic Valve 1 Set x Screw Installation Package 1 x English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.