Measurament range: -50°C ~ 550°C (-58 F ~ 1022 F)Accuracy: ±1.5% or ±1.5°CRepeatability: ±1% or ±1°CDistance spot ratio: 12:1Emissivity: 0.95Resolution: 0.1°C / 0.1 FResponse time: 500 mSWavelength: 8-14 μm