TP-Link Smart Temperature & Humidity Sensor T310, White EU

Features:

• Fast & Accurate Monitoring - Detects temperature and humidity with high-accuracy Swiss-made sensor. Obtaining and update data every 2 seconds. (Accuracy: ±0.3 °C, ±3% RH）
• Home Automation - Automatically turns on/off home electronics when settings fall outside their preset ranges. 
• Free Data Storage & Visual Graphics - Records temperature and humidity data and generates periodic data summaries. 
• App Notification Alerts - Receive instant alerts on your phone whenever levels fall outside preset ranges.
• Flexible Installation - Hang it with a lanyard, attach it on a surface with an adhesive or magnet, or simply place it on a desk.
• Hub Required- Tapo Smart Hub (H100) is required.
• This device only works in the specified Sub-1G band. When connecting it to a device or hub, make sure they work in the same Sub-1G band.