Instantly indicates the temperature both inside and outside your vehicle
Accurately measures from -58° to +158°F (-50° to +70°C) plus provides the time
Bright LCD display is easy to read day and night
Freeze alert warns when potentially dangerous icy road conditions exist
You'll have simultaneous indoor and outdoor temperature readings at the push of a button. Slim unit mounts almost anywhere with hook/loop tape included. Includes sensors and batteries.