Model Number:WL-TH02/02Z Origin:Mainland China Certification:CE,FCC,RoHS Smart home platform:Tuya Tips for purchase: There are two versions: Zigbee version/WIFI version (Please choose the right item before order.) 1). Zigbee version need a tuya zigbee hub to operate. 2). WIFI Version don't need a hub/gateway to operate. Product parameters for ZIGBEE version: ◆ APP name: Tuya Smart or Smart Life ◆ Work with Alexa and Google Home ◆ This product needs to be used with zigbee3.0 gateway ◆ Battery type: AAA1.5V*2 (Not include battery in the shipment) ◆ Quiescent current: ≤30uA ◆ Low-battery remind function ◆ Low power undervoltage: ≤2.7V ◆ Wireless Protocol: Zigbee 3.0 ◆ Zigbee: 2.4GHz ◆ Support all Tuya smart product Linkage control ◆ Working temperature: -10℃~55℃ ◆ Working humidity: 10%~90%RH ◆ Selectable temperature format ° C / ° F ◆ Temperature/Humidity high/low/release status will synchronization to app ◆ Dimension: 70*25*21mm Product parameters for WIFI version: ◆ APP name: Tuya Smart or Smart Life ◆ Work with Alexa/Google Assistance ◆ Built-in Battery: AAA1.5V*2 (Not include battery in the shipment) ◆ Quiescent current: ≤30uA ◆ Low-battery remind function ◆ Low power undervoltage: ≤2.4V ◆ WiFi: 802.11b/g/n, 2.4GHz ◆ Support all Tuya smart product Linkage control ◆ Working temperature: -10℃~55℃ ◆ Working humidity: 10%~90%RH ◆ Selectable temperature format ° C / ° F ◆ Adjustable temperature/humidity report cycle/sensitivity/range ◆ Temperature/Humidity high/low/release status will synchronization to app ◆ Dimension: 70*25*21mm Product package included: 1xTemperature and humidity Sensor (Not include battery) 1xSticker 1xUser manual !!!ATTENTIONS!!!: The Zigbee Temperature and humidity sensor only will work when along with the Smart Life Zigbee Hub!!! (Users must buy Smart Life Zigbee hub first if use Zigbee Version) Product Image: Works with amazon alexa, google assistant. When the ambient environment change, you can do intelligent linkage. For example, the air conditioner will be on and turn to specified temperature automatically when the room temperature surpass 36.2℃. And the humidifier will spray when the humidity is lower than 20% RH. You can choose ℃ or ℉ as the temperature unit through app. You can share your added devices with your family members, so they can also monitor the ambient environment. Note: Zigbee version need tuya zigbee hub to operate Product Features: 1. Wifi+Bluetooth Dual Mode Connect to the network faster. The connection network speed is 2 times faster than only Wifi. ( Bluetooth is only used for network signal connection, Bluetooth cannot be used alone. WIFI+Bluetooth is more stable ) 2. Tuya Smart ZigBee Temperature and Humidity Sensor Connection (This only for Zigbee version.) Users should choose Tuya Zigbee hub before buy this Zigbee temperature and humidity Sensor. A Tuya ZigBee Wireless Gateway Hub is a product which must to work with the temperature and humidity sensor, as well as a variety of ZigBee smart products, which is proved to be the bridge and control center for smart homes and plays an irreplaceable role for all ZigBee products and realizes the whole intelligent linkage of your house. Simply add the sensor into the ZigBee hub after adding the hub into Smart Life/Tuya App. 3. High temperature/humidity and low temperature/humitity alarm Once the temperature/humidity exceeds the set value, the phone will prompt an alarm. 4. Real-time monitoring Battery powered AAA1.5V*2 (not including battery), low power consumption, according to the system default settings, it can be used for about 1 year. The data update frequency is 1-120 minutes, and the update frequency can be selected as needed. The smaller the value, the shorter the actual battery usage time. 5. Temperature and Humidity Curve Record the temperature and humidity changes on the APP, and present it to you with graphics. More intuitive to let you know the recent data changes. 6. Multiple installation methods It can be placed directly on the table or pasted on the wall. There is no data cable so it is more convenient and beautiful. 7. Intelligent Linkage The temperature and humidity sensor can be linked with other smart devices in the home to improve the indoor heating and cooling, and make your home more comfortable. Low advantage design to ensure long-term battery life. When the ambient environment change, you can do intelligent linkage. For example, the air conditioner will be on automatically when the room temperature surpass 35℃. And the humidifier will spray when the humidity is lower than 20% RH. (Note that this function needs to be used with a universal infrared remote control or WIFI switch). 8. Temperature Unit Selection in APP The sensor is designed with a temperature conversion function between Celsius and Fahrenheit. You can select the unit to be displayed according to your needs. You can choose ℃ or ℉ as the temperature unit through app. You can first select the update frequency for one minute, after one minute the temperature will switch to the new unit, and then switch the data update frequency to the time you need. 9. Third-party voice support This sensor supports Amazon Alexa and Google Home Assistant. You can hear the current temperature and humidity by voice. 10. Share devices You can share your added devices with your family members, so they can also monitor the ambient environment.