A maximum–minimum thermometer. The scales are Fahrenheit on the inside of the U and Celsius on the outside. The current temperature is 23 degrees Celsius, the maximum recorded is 25, and the minimum is 15, both read from the base of the small markers in each arm of the U tube.

Ranges Available: -30º C to +50 º C

Ltekonline are the manufacturers of Maximum and Minimum Thermometers used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Lab Equipment and Accessories for Engineering Teaching Lab in Universities