Tuya Smart ZigBee 3.0 Radiator Thermostat Thermostatic Radiator Valve TRV Programmable Temperature Controller W/Gateway Simple & Stylish & Versatile Home Furnshings: sleek,elegant,clear digits for easy reading; touch-sensitive button;comfortable operation;adds tech beauty to your home App Remote Control: control the radiator actuator thermostat valve at anywhere/anytime through phone APP/smart life Programmable Weekly Schedule & Time: period eeply customize the room temperature according to your detail requirement, more accurate setting time and temperature Child Lock Function: make sure your home in smart and safe status Low Power Reminder Function: when the battery voltage is too low,the alarm symbol display to remind the user to replace the battery Frequency:2.4GHz Battery Life:half a year Temeprature Setting:5-35 Temperature Display:0-60 Temperature Accuracy:0.5 Temperature Sensor: Wireless Protocol:zigbee 3.0 Applicable Temperature:0-50 Anti-:Yes Programmable:Yes APP:Smart Life/Tuya Smart Voice Control:for / home Application: Hotel,Home,Apartment Color:As Shown Material:ABS Package Contents: 1 * Temperature Controller 1 * gateway 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.