Package Included:1 x Infrared Digital IR Laser Thermometer1 x ManualFeatures:Suitable for: hot water pipes， hot engine parts， cooking surfaces， hot tubes insulation， electrical connection， ballasts in electric lights， electric motors， bearings， wine coolers hot asphalt， swimming pools， fish tanks， hot & cold food products， heating air conditioning， etcConsist of optics， temperature sensor， signal amplifier， processing circuit and LCD displayLaser on/ off switch， Auto power off & temperature data holdPrecise non-contact IR thermometer， safe and easy to useSpecifications:Temperature Range: -50 to 330℃Accuracy: ±1.5% or ±1.5℃Resolution: 0.1℃ or 0.1FRepeatability: 1% of reading or 1℃Response Time: 500mSec， 95% responseSpectral Response: 8-14 umEmissivity: 0.95 presetDistance to Spot Size: 12:1Operating Temperature: 0 ~ 40℃ (32 ~ 104F)Operating Humidity: 10 ~ 95 % R.H.Storage Temperature: -20 ~ 60℃ (-4 ~ 140F)Power Supply: 2 x 1.5V AAA battery (Not included)