1) Measurement range: 2~40%/50%/60%/70% 2) Emissivity: 0.5 preset 3) Temperature range: - 10? ? 60? 4) Humidity range: 20%RH~90%RH 5) The moisture response speed: 1s 6) Displayer: LCD 7) Reading lock 8) Environment temperature automatic compensation 9) Power: 2 x 1.5V AAA battery (not included)