5 In 1 Environmental Meter
Light, Sound, Airflow, Humidity and Type K Thermometer. 
Model : LM-8102

Futures :

• 5 in 1 professional measuring instrument: Anemometer, Hygrometer, Type K Thermometer, Light meter .Sound level meter.
• Anemometer use low-friction ball bearing mounted wheel design provides high accuracy.
• Light meter use exclusive photo diode and color correction filter light sensor, spectrum meets C.I.E. photonic.
• Type K thermometer use standard type K (NiCr-NiAl)thermocouple input jack suitable for all kinds of type K probe.
• Humidity meter use high precision humidity sensor with fast response time.
• Sound level meter's characteristic is simulated as " Human Ear Listing" response, used the " A " frequency weighting and " Fast " time weighting to meet IEC 61672 class 2.
• Sound level meter can cooperate the external 94 dB sound calibrator and just press the front buttons to make the calibration
• Built- in microprocessor circuit assures excellent performance and accuracy.
• 
  Concise and compact buttons arrangement, easy operation.
• Memorize the maximum and minimum value with recall.
• Hold function to freeze the current reading value.
• ºC/F detection by pressing button on the front panel.
• Lux/Feet-candle selection by pressing front button.
• Air velocity measuring units selection by pressing button on the front panel for five kinds of units.
• Multi channel display for relative humidity and temperature measured values or air velocity and temperature measured values at the same time.
• Zero button design makes light meter calibration.
• Rough housing case suitable for handling with one hand,
  RS232/USB computer data bus