The MT662 is a triple display low cost combined clock/alarm, temperature and humidity meter with a temperature range from -20°C to 50°C, and humidity range from 10% to 95%. The MT662 offers a “Comfort Zone” indicator which is displayed when the temperature is between 18°C and 22°C and the Humidity is between 45% and 65%.

Other features include a MIN/MAX record mode, temperature and humidity trend mode. This meter is wall mountable or can stand on a desktop and is ideal for use in checking the climate in offices, shops, factories, home and green houses.

AAA Batteries
Instruction Manual


Features :

  • Triple display low cost combined clock / alarm, temperature and humidity meter
  • Temperature range from 0°C to 50°C
  • Humidity range from 10% to 90%
  • Min / Max
  • °C or °F
  • Highest / Lowest Temperature and Humidity memory function
  • Wall mountable and can stand on a desktop