Google Nest - temperature sensor - Bluetooth 4.0 - white

Most homes aren't the same temperature in every room. With the Nest Temperature Sensor, you can let your Nest thermostat know which room should be a certain temperature at a certain time of day. Just place it on a wall or shelf and get the right temperature, right where you want it.Helps make sure a certain room is the exact temperature you want it to be. Put temperature sensors in different rooms. And choose which room to prioritize when. Place it on a wall or shelf. Then forget it's even there.