* Sound level meter: 30 to 130 dB, auto range. * Humidity: 10 to 95 %RH, Temp.. (oC/oF). * Anemometer: 0.4 to 30 m/s, Temp.. (oC/oF). * Light: 0 to 20,000 Lux, 0 to 1,660 Ft-cd, auto range. * Type K Thermometer: -100 to 1300 oC, oC/oF. * Sound level meter meet IEC 61672 TYPE 2. * Data hold, Record (Max., Min.), RS232/USB. * 5 function, all in one.