" Description Features: Handheld high performance, high accuracy infrared thermometer. digital LCD display with backlight, convenient for reading at night. Optional temperature units: Celsius (C) and Fahrenheit (F). Emissivity: 0.95 0.10adjustable preset, long press ""C/F"" 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 test. Function: easy one-handed operation LCD with backlight ON/OFF button Low battery indicator LED backlight system C / F temperature unit conversion Auto power off after 7 seconds of no activity display hold scan function Features: Measuring range: -50C to 550C (-58F to 1022F) Accuracy: -50C to 0C (3C), 0C to 100C (1.5C), 100C to 550C (1.5%) Reproducibility: 1C or 1% of reading Resolution: 0.1C or 0.1F Response time: 500ms, 95% response Emissive: 0.95 Preset Distance from location Ration: 12:1 Spectral response: 8~14m Storage temperature: -20C to 60C (-4F to 140F) Operating temperature: 0C to 40C (32F to 104F) Humidity: 10 to 95% relative humidity, non-condensing, up to 30C (86F) Package Weight: 146g / 5.1oz Package size: 15.6 * 8.8 * 4.3cm / 6.1 * 3.5 * 1.7in Package list: 1 * Thermometer "