• 445706
  • Usually ships in 3-5 business days



  • Humidity:
    • Range: 20 to 90%
    • Accuracy: ±5%
  • Temperature:
    • Range: 23 to 113°F (-5 to 45°C)
    • Accuracy: ±2°F (1°C)
  • 12/24 hour clock with alarm
  • Calendar display
  • AA batteries

What's in the Box

  • Desktop stand
  • 2 AA batteries


The Extech 445706 hygro-thermometer alarm clock is a large digit display clock ideal for desktop or wall mounting. The clock has a calendar which displays day, date and month. There is an audible alarm clock with snooze function (recommended use only for desk top mount). Other features of Extech 445706 hygro-thermometer alarm clocks include measurement of temperature and humidity plus min/max function. The 447506 has a humidity range of 20 to 90% with an accuracy of ±5%. The temperature range for the unit is 23 to 113°F (-5 to 45°C) with an accuracy of ±2°F (1°C).