simple infrared thermometer price features:1:Distance to spot size ratio is 12 to 1 at the focal point.2:Unique flat surface,mini modern housing design.3:Class II laser to identify the centre point of the area being measured.4:Impact-resistant ABS case.5:Auto data hold when trigger released.6:Auto power off.7:Backlighting illuminates display for taking measurement at night or in areas with low background light levels.8:Fixed emissivity at 0.95.simple infrared thermometer price specifications:Model:IR-810Range-50℃~330℃ / -58℉~626℉Accuracy-50℃~0℃ / -58~32℉ :±4℃ / 7℉0℃~330℃ / -32~626℉ :±2% ±2℃ / 4℉Field of ViewD:S= Approx. 12:1 (D=distance, S=spot)Response Time<1sEmissivityfixed at 0.95Resolution0.1℃/℉Spectral Response8~14umOver-Range Indication"HI"  indicates exceed upper temperature limitation. "LO" indicates exceed low temperature limitation.Polarity DisplayAuto display, "-"indicates negative, while positive with no sign.Diode LaserOutput<1mW,630~670nm,class2(Ⅱ)Automatic Power OffMeter shuts off automatically after 20 seconds of inactivityOperating Temperature0℃ ~50℃ / 32℉ ~ 122℉Storage Temp-20℃ ~ 60℃ /-4℉ ~ 140℉Relative HumidityOperating Humidity:10 to 95%RH;Storage Humidity:<80%RHPower  Supplyone 9V batteryWeight145gDimensions (H*W*D)134*88.5*36mmsimple infrared thermometer price pictures:Recommendations:13:1 Compact Infrared Thermometer GunPocket IR ThermometersDual Laser Industrial High Quality Infrared Thermometer