Unique, flat-profile design, weighs only a single ounce. A built-in pocket clip makes it ideal to carry in a shirt pocket. Thermometer range is from -58.0° to 572.0°F and -50.0 to 300.0°C. Digital resolution of 0.1° from -20° to 200° (1° otherwise). Accuracy is ±1.5°C. A hold button freezes a reading for later observation, another button switches from °F to °C. Stainless-steel and plastic construction (no glass or mercury). Measure temperature in cuvettes, soil, incubators, test tubes, petroleum hydrocarbons, food products and virtually all lab tests. NIST Traceable Certificate is provided. Large, bright LCD is 1/4 in. high. Operates continuously for 1 1/2 years on a single, replaceable, silver-oxide battery. Unit is supplied with a protective case. Dimensions: stem length, 3 1/2 in.; stem diameter, 0.14 in.; overall length, 7 in.