Features:High performance, high accuracy portable infrared thermometer.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.Features :Color: yellow, orange, red, blue Material: plastic Measuring range: -50C-600C (-58F-1112F) Accuracy:0C-600C (32F-1112F): 1.5C (2.7F) -50C-0C (-58F-32F): 3C ( 5F) Repeatability: 1C or 1% freading Resolution: 0.1C or 0.1F Response Time: 500mSec, 95% response Emissivity: 0.1-0.99 Adjustable distance to spot ration: 12: 1 Spectral response: 8~14m Storage temperature: -20C-60C (-4F to 140F) Operating temperature: 0C-40C (32F-104F) Operating humidity: 10-90% RH non-condensing Power: AAA*2 (not included) Package size: 16 * 11 * 4.5 cm Package weight: 120g Package List:1x Thermometer 1x User Manual