Nest Temperature Sensor is a complementary device for the Nest Thermostat E or 3rd gen. It is created to help customers measure the temperature exactly where needed and control the thermostat accordingly

photo credit: John Miller/CNET

Positioned as a premium device, this Sensor is made from quality soft-touch plastic and comes in a decent box

The Sensor uses a single CR2 battery (included)

Diameter: 50mm, height: 22mm