IINFRARED THERMOMETER（low temperature）    Product Readme                          Non-contact Infrared Thermometer DT-280Temperature Range                        - 20℃～280℃                                                           -4℉～536℉ Accuracy                                          ±2% or 2℃Distance Spot Ratio                               8:1Emissivity                                             0.95Response Time & Wavelength          500ms & (8-14)umRepeatability                                    ±1% or±1℃Resolution                                       0.1℃or 0.1℉℃/F Selection                                       √Data Hold Function                               √Laser Target Pointer Selection              √Backlight Display Selection                   √Auto Power Shut Off                               √Low Battery Indication                            √                     GENERAL CHARACTERISTICS                           Power                                           9V Alkaline BatteryProduct Color                               Yellow + Gray                                                                            PACKING INFORMATION                          Standard Quantity Per Carton                        20Standard Carton Size                       40.5*33.5*23.5cmStandard Carton Gross Weight                      6 kg