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    Packed full of fantastic humidity-related features, the WS9420 was our bestselling desktop station for 2012 and remains just as relevant today. A modern white console indicates indoor temperature and humidity alongside a clear 12-hour humidity graph with mold alert functions.

    Place this standalone station in your kitchen, greenhouse or potting shed and never worry about the dangers of mold again. Any sign of increased humidity and the WS9420 will sound a preset alarm.

  • Indoor temperature in °C/°F
  • Indoor humidity in %RH
  • MIN/MAX recording
  • 12-hour graphical history of relative air humidity
  • Programmable upper/lower relative air humidity with audible and LED alarm
  • Dew Point Temperature
  • Mold alert by LED and Mold Alert icon (at 55%, 60%, 65%)
  • Wall mounting or table standing
  • Extra-large LCD display
  • Easy-to-read coloured comfort index
  • Low battery indicator
  • Dimensions 100mm x 25mm x 97mm
    Power Requirements 2 x AA, LR06, 1.5V

    Looking for product manuals? Click here.