This temperature and humidity detector allows you to better understand the current temperature and humidity, allowing you to make adjustments in time based on the data. You can check the data at any time on the Tuya APP, which is very convenient. If you need it, come and have a try, it will not let you down. Features: This temperature and humidity detector allows you to better understand the current temperature and humidity, allowing you to make adjustments in time based on the data. APP remotes control and monitoring: After connecting the Tuya APP, you can check the data on your mbilephone easily, even if you are far away from home. Intelligent linkage: support ustom scene settings, and can be linked with some other intelligent devices to achieve the linkage. Sharing function: You can sharing this temperature and humidity sensors with your family members to control together. Voice control: You can use your voice assistant like Alexa and Google Home to turn on or turn off the plug when your hands are full, give you a better using experience. Specifications: Material: ABS Power: 2 * LR03 (NOT INCLUDED) Input voltage: Direct current 3V Quiescent current: 6uA Low power undervoltage: 2.5V ZigBee: 2.4GHz Working temperature: -10~55 Working humidity: 10%~90%RH Package size: 70 * 25 * 20mm / 2.8 * 1.0 * 0.8in Package weight: 50g / 1.8ounce Note: This sensors should be used with a gate-way. Packing list: 1 * Temperature Humidity Sensors