Convenient for both field and laboratory use this pocket thermometer features a fully protected 1" diameter stainless steel head with a 5" long stainless steel stem (0.14" diameter), bimetal coil movement, and magnifying Lexan lens. This centigrade thermometer displays -20° to 100° in two degree increments. Easy-to-read and calibrate. The thermometer includes a protective sheath and handy pocket clip.