1) Temperature range: -50 ~ 330? (-58~626?) 2) Accuracy: ±1.5% or ±1.5? 3) Repeatability: ±1% or ±1? 4) Distance Spot Ratio: 12 : 1 5) Emissivity: 0.95 preset 6) Resolution: 0.1?/? 7) Response Time: 500ms 8) Wavelength: 8-14?m 9) ?/? Selection 10) Data Hold function 11) Laser Target Pointer ON/OFF selection 12) Backlight ON/OFF selection 13) Auto power shut off in 7 seconds without any operation 14) Power supply: 2 x 1.5V AAA battery (NOT included)