Description: Built-in sensitive IR temperature sensor, LCD display for easy reading, non contact needed. 10cm recommended measuring range. Fuction: Data hold, Auto power off, Celsius / Fahrenheit switchable, low power display. With a measurement range in -58~428(-50~220). Easy and convenient to use in house for measuring the object surface temperature or storage temperature of freezer,wine cellar. Compact mini size, lightweight, portable and pocketable. Specification: Model: DT8220 Measurement Range (C):-50~220C/-58F~428F Accuracy:2 %/ Resolution:0.1/0.1 Distance Spot Ratio: 1:1 (10cm) Recommend measuring distance:10cm Time Response:<0.8 sec Emissivity:0.95(fixed) Battery Type:2 x LR44 cell battery(not included) Auto power-off:yes Data hold:yes Low battery indication:yes Celsius / Fahrenheit switchable: yes lower power display: yes Package Includes: 1 Piece Pocket Mini Infrared Thermometer Note: Colors might be different due to different monitor display. Please allow slightly difference in size due to manual measurement.