Range of Measurement: 93.2' F to 109.4' F, Measuring Accuracy: Ear: +/- 0.4’F, Operating Environment: 60.8’F to 95’F with relative humidity upto 85% (non condensing), Display resolution: 0.1’F, Dimensons: 50mmx110mmx34mm, Weight: 3 oz, Battery: One CR-2032 (3.0 V dc) battery. Cleaning Instructions – For accurate temperature each time, Probe needs to be cleaned after each use with Alcohol moistened cotton cloth to make sure there is no residue on the probe lens. Readings in Fahrenheit.