Lutron 7-in-1 Environmental Conditions Meter (EM-1910).

• Measures:
  • Sound
  • Light
  • Dew point
  • Wet bulb
  • Heat index
  • Humidity/Temperature
  • Type k Temperature (with optional probe).
• Compact bone shape case design makes it easy to handle with one hand.
• High precision humidity sensor with fast response time.
• Built- in microprocessor circuit assures excellent performance and accuracy.
• Memorize the maximum and minimum value with recall.
• ° F / ° C switchable by pressing button on the front panel.
• Hold function to freeze the current reading value.