Features: Handheld infrared thermometer with high performance and high accuracy. Digital LCD display with backlight, convenient to read at night. Optional temperature units: Celsius(°C) and Fahrenheit(°F). Emissivity: 0.1-0.99 adjustable, long press "°C/°F" button to adjust. This digital infrared thermometer can safely and accurately measure extreme temperatures in a wide variety of environments. Note: this item is not suitable for body temperature testing. Specifications: Color: Yellow,Orange,Red,Blue Material: Plastic Measurement range: -50°C-600°C(-58°F-1112°F) Accuracy: 0°C-600°C (32°F-1112°F): ±1.5°C(±2.7°F) -50°C-0° C(-58°F-32°F): ±3°C(±5°F) Repeatability: 1°C or 1% of freading Resolution: 0.1°C or 0.1°F Response Time: 500mSec,95% response Emissivity: 0.1-0.99 adjustable Distance To Spot Ration: 12: 1 Spectral response: 8 ~ 14m Storage Temperature: -20°C-60°C(-4°F to 140°F) Operating temperature: 0°C-40°C(32°F-104°F) Operating Humidity: 10-90% RH non-condensing Power: AAA*2(not include) Package Size:16*11*4.5cm Package Weight: 120g Package List: 1xThermometer 1xUser Manual