1、APP Remote Control: Detect changes in temperature and humidity, and can be intelligently linked with the mobile APP, so you can control your smart life. 2、Wide Application: Smart temperature and humidity sensors make life more comfortable and are widely used in offices, homes, warehouses, shops and other places. 3、Intelligent Linkage: Connect to the intelligent gateway, when the weather is dry, the air conditioner is automatically turned on. 4、Automatic Alarm: The temperature and humidity sensor provides a safer and more intimate automatic alarm service for your family. 5、Large Data Storage Capacity: 30 days of historical data storage, intuitive understanding of environmental changes. Item Type: Temperature Humidity Sensor Material: ABS Transmit Power: ≤15dBm Control Angle: 360° Working Voltage: DC5V Control Distance: 10 meters Quiescent Current: ≤70mA Working Current: ≤200mA Working Temperature: -10℃-+50℃ Battery Type: 1 x CR2450 600mAh (Built-in) Battery Life: More than half a year, can be connected to major smart speakers such as for Amazon, for Google, for Tmall Genie, etc. Size: Approx. 40x13mm/1.58x0.51inUses: Can be used in offices, homes, warehouses, shops and other places 1 x Sensor 1 x Sticker 1 x Needle 1 x Manual