Check the temperature of the nest, inside (with a sensor) and outside.
Dual LCD screen with internal and external temperature display.
2m external sensor cable.
Indoor temperature range: -10 to +60 °C, resolution 0.1 °C
Outdoor temperature range: -50 to +70 °C, resolution 0.1 °C
Maximum and minimum temperature memory
Includes wall bracket and table stand
Power: 1x 1.5V AAA battery