- Fast & Accurate Monitoring - Detects temperature and humidity with great accuracy. Updates 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. Specifications TECHNICAL SPECIFICATIONS - Wireless: 868 / 922 MHz - Temperature Accuracy: ±0.3°C /±0.54°F - Humidity Accuracy: ±3%RH - Data Refresh Speed: 2s GENERAL - Operating Temperature: -20~60oC / -4~140oF - Operating Humidity: 0%~99%RH - Dimensions( H X W X D ): 46*46*12.3 mm - Power Requirements: CR2450 Coin Battery SYSTEM - Hub Required: Yes PACKAGE CONTENTS * Tapo T310 * Battery CR2450 * Lanyard * Quick Start Guide * 3M Adhesive * Adhesive Magnet * Eject Pin