Features： * brand new and high quality. *Real-time monitoring and recording.the sensor will monitor the temperature and humidity in real time. You can change the value on the APP.Record the temperature and humidity changes on the APP, and the graphics show you. *Third voice support,You can adjust the current temperature and humidity by voice. *Monitor temperature and humidity data anytime and anywhere: you can easily monitor the temperature and humidity data in real time from anywhere with the Tuya app and Smart Life app. (Does not support 5G WiFi) *Can be placed anywhere: the design of the WiFi temperature humidity sensor is in the palm of your hand. It is small enough to fit in potted plants, humidors, reptile vivariums and other small spaces. Meet your needs for every corner. Specifications: Color: white+black Size: approx. 71*20*35MM Draadloze Type:Wi-Fi 2.4G Temperatuur Maatregel Bereik: -20 ℃-60 ℃ Temperatuur Nauwkeurigheid: ± 1 Vochtigheid Maatregel Bereik: 0% RH ~ 99% RH Vochtigheid Nauwkeurigheid: ± 1% RH Quantity：1pc，2pcs，4pcs Package Includes: 1/2/4Pcs sensor（with Instructions） Note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item brand new and high quality. Real-time monitoring and recording.the sensor will monitor the temperature and humidity in real time. You can change the value on the APP.Record the temperature and humidity changes on the APP, and the graphics show you. Third voice support,You can adjust the current temperature and humidity by voice. Monitor temperature and humidity data anytime and anywhere: you can easily monitor the temperature and humidity data in real time from anywhere with the Tuya app and Smart Life app. (Does not support 5G WiFi) Can be placed anywhere: the design of the WiFi temperature humidity sensor is in the palm of your hand. It is small enough to fit in potted plants, humidors, reptile vivariums and other small spaces. Meet your needs for every corner.