Unit of temperature: °F&°CDisplay:3 1/2 digit LCD displayTemperature Range:-50~+380℃(-58~+716°F)Accuracy: ±2℃Diode Laser: Output＜1mW,Wavelength 630nm-670nm.Recommend measuring distance: 15cm to 1mResponse Time: ≤0.8 secondEmissivity: 0.95 fixedDistance Spot Ratio: 8:1Working temperature: 0~50℃Storage temperature: -20℃~+50℃ Data hold funtion.Auto power off after 15 seconds if meter have no reaction.Low battery indicationCertificate: RoHS,CEPower supply: 1 x 9V(6F22) battery(battery is not included)Color: black&yellowDimensions:150x80x35mmUnit packing gross weight:122g