1. Temperature and humidity monitoring: It can accurately monitor indoor temperature and humidity in real time to help you understand environmental changes. 2. Remote monitoring: No matter where you are, you can remotely monitor indoor temperature and humidity through your mobile phone to the comfort of your home or office. 3. Intelligent automation: Link with other smart devices, such as smart thermostats or smart air conditioners, to achieve intelligent automation. 4. Voice monitoring: Through for and for Home, voice monitoring is realized, and you can understand the temperature and humidity in one sentence, freeing your hands. 5. Equipped with battery: It has an excellent 1-year service life, no frequent replacement is required, and long-term stable monitoring is ensured. Product name: temperature and humidity sensor Wireless connection: zigbee Support low battery alarm: yes Working temperature: -10-+50 Battery specification: CR2032 (replaceable) Temperature measurement range: -10-+60 Humidity measurement range: 0%-99% relative humidity Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: White Material: ABS Package Contents: 2 x Tuya Zigbee 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.