Infrared Thermometer with Humidity & Dew MEASUREMENT RANGE: ● IRT Temp: -50~800°C (-122~1472°F) ● K-type Temp:-40~500°C(-40~932°F) ● Ambient Temp: -20~60°C (-4~140°F) ● RMP: 50~99999RPM /-2RPM ACCURACY: ● IRT Temp: /-1.5%rdg ● Ambient Temp: /-1.5%rdg ● K-type Temp: /-1.5%rdg ● Operating Temp: -10~40°C ● Storage Temp: -20~60°C