This TP-Link Tapo Smart Temperature and Humidity Monitor Tapo T315 sensor can be used to monitor temperature and humidity in many different environments such as cigar rooms, basements, baby rooms, storage rooms, greenhouses and more! It stores up to 2 years of data in the app and the batteries have a 2 year life span. You can set up instant alerts via the app when the temperature changes or when the temperature or humidity rises or falls above a certain level. The Tapo Hub is required to use this sensor.

868 MHz, battery powered(2*AAA), TP-TAPO-H100 required