Description: Power Supply: 3×1 alkaline AA batteries Temp Setting Accuracy: 0℃ Ambient Temp.: 0℃~50℃ Operation Temp. Range: 5℃~35℃ Shipping & Storage Temp.: -10℃~60℃ Dimensions(H×W×D): 95×58×58 Display: Knob control, OLED show Frequency: 2 Protection Level: IP20 Compatible with: 6 styles of adapter accessories available(Danfoss RA&RAV&RAVL, Caleffi, Giacomini, M28 valves) Certification: CE, ROHS, certification Radio protocol: Wi-Fi Specifications: 1.【Tuya Smart APP WIFI distant control】:Connect this product to the Tuya/smart existence app. You can leadership the temperature of your place anytime and anywhere, for you to learn from essentially the most happy temperature when you get home. 2.【Alexe/ Voice control】:In addition to regulate the product out of your phone or manually, you can also leadership by way of Amazon Alexa and Assistant via manner of voice control, liberating your arms and making your life extra convenient. 3.【Programmable Function】:You can set assorted programming modes for every day of the week in maintaining along with your schedule. There are 4 time durations in line with day for you to set mean it can save you more energy. 4.【Data Logging Function】:The Tuya Smart APP will listing the valve opening phases and the temperature of the room, allowing you to appreciate the working reputation of the product more intuitively. 5.【Various Adapters 】:6 varied adapters are integrated in the package, you do not need to stress about this product not matching your device. 6.【More thoughtful features】 ①Child Lock: Prevent kids from changing settings; ②Rotatable screen: allows you to benefit it from different angles; ③Loss of temperature detection: Detects that doorways or home windows are not closed tightly; ④Timing Start: Prevents minerals within the water from clogging the valve. Package Included: 1 * Radiator Thermostat 1 * Bag of Accessory 1 * User Manual (No batteries)