EM-9100 ENVIRONMENT METER Humidity, Anemometer, Light, Type K/J Model : EM-9100 - 4 in 1 : Humidity meter, Light meter, Anemometer, Type K/J thermometer. - Humidity : 10 to 95 %RH, 0 to 50 oC. - Light : 0 to 20,000 Lux. * Anemometer : 0.5 to 25 m/s. ...