display, it clearly displays the temperature and humidity, and large font design makes the data can be seen at a glance. APP Remotes Monitoring: After connecting the cellphone APP, you can check the current temperature and humidity, and support set the alarm threshold on your mbilephone easily. Temperature & Humidity Alarm: If the current temperature/humidity exceeds the set threshold, the temperature and humidity sensor will automatically alarm, the APP will push the message, and the sensor will beep. Temperature & Humidity Control: Intelligent scene link, supporting custom scene settings to make your home more comfortable. Voice Control: Support for voice commands to inquire about indoor temperature and humidity via third-party intelligent speakers, that are compatible with Alexa and Google Home. Two Installation Methods: Easy to install, it can be hung on the wall or put on table directly. It not only a temperature humidity sensor but also a decoration. Wide Applications: Suitable for bed rooms, cloak rooms, fruit warehouses, greenhouses, hatcheries, labs, machine rooms, warehouses, cellars, etc. Specifications: Name: Tuya Wifi Temperature Humidity Sensors Material: ABS Display: LCD display with backlight Battery: 2 * 1.5V AAA battery (not included) USB input: 5VDC Static current: 75A Alarm current: 135mA Low voltage noticiation: 2.4V Wifi standard: 2.4GHz, 802.11b/g/n Detect humidity: -10 to 60 Alarm sound: 55dB/1m Installation methods: wall-mounted or horizontal placement Working temperature: -10 to 60 Working humidity: 90%RH Item size: 74 * 75 * 28mm / 2.91 * 2.95 * 1.10in Package size: 78 * 78 * 52mm / 3.07 * 3.07 * 2.05in Package weight: 90g / 3.17ounce Packing List: 1 * Tuya Wifi Temperature Humidity Sensors