Length: 18cm x Width: 15.5cm Height: 3.5cm
Black metal gauge with a glass cover. The face of the gauge has number ranging around the outside edge from -30 to 30 in increments 10. A metal arrow is in the centre of the gauge. The manufacturers information on the face of the gauge "WINTER'S THERMOGAUGE LTD TORONTO". There is a small threaded pipe coming from the bottom of the gauge.