Infrared Thermometer Gun Digital Display Handheld Temperature Tester for Cooking Industry Item Type: Infrared Thermometer Gun Model: DT8550DH Material: ABS Battery: 2 x 1.5V AAA, without battery. Use: Widely used in chemical and chemical equipment, machinery maintenance, substation, industrial equipment, food processing, household electricity and other fields. Measuring Range: -50℃ ~ 550℃, that is, -58℉ ~ 1022℉. Temperature Measurement Accuracy: ± 2% or 2 ℃ Measuring Distance Ratio: 12:1 Emissivity: 0.1 to 1.0 Response Time and Response Value Length: 500ms and 8-14um. Repeatability: ± 1% or ± 1 ℃ Resolution: 0.1 ℃ or 0.1 ℉ Storage Ambient Temperature: -20-50℃, -4-122℉. Operating Temperature: 0-50℃, that is, 32-122℉. Measured Maximum Value: Yes Fahrenheit and Celsius Conversion: Yes Laser Target Display Selection Function: Yes Backlight Display Selection Function: Yes Data Retention Function: Yes Automatic Shutdown Function: Yes Low Battery Display Function: Yes