The TP-Link Tapo Smart Temperature and Humidity Sensor Tapo T310 temperature and Humidity Sensor detects temperature and humidity with great accuracy and updates every 2 seconds. It is battery powered and easily installed on any device and surface. It automatically turns home electronics on/off when settings fall outside of their pre-set ranges and it keeps track of historic data for you, providing periodic data summaries. It also provides instant alerts on your Tapo when the temperature and humidity falls out of the pre-set ranges.

868 MHz, battery powered(1*CR2450), TP-TAPO-H100 required