Caliber IV - Digital Hygrometer Thermometer

The Western Caliber IV digital hygrometer accurately measures and displays relative humidity and temperature
to assure your cigars are stored in the ideal conditions keeping them in prime smoking condition.

Same great features as the Caliber III, but now with the ability to adjust calibration. A great digital hygrometer
with excellent accuracy at an affordable price.


Super slim profile with secure magnetic mount.
Size 10cm x 3cm x 1cm
(3-7/8" x 1-1/4" x 3/8")


Measuring Range: 20% to 99% RH (relative humidity)
Resolution: 1%
Accuracy, humidity: +/- 1% (40%-80%) +/- 3% other
Updating time: 10 seconds


Measuring Range: 0 to 50 C/ 32-120F
Resolution: 1 degree
Accuracy: +/-1 C/F

Uses one CR2032 battery (supplied)

- Uses calibratable with easy to use digital set button
- ZX circuit technology prevents false readings
- Advanced humidity sensor maintains accuracy to +/- 1% @ 70% RH
- Fahrenheit/Celcius switchable
- High/Low memory for humidity and temperature
- Fahrenheit/Celsius switchable
- Slim profile design with secure magnetic mount

  • Order Online or by Phone: 0207 372 1873
  • Orders place by 2pm are dispatched the same day
  • Next Day Delivery Available at the checkout


Caliber IV -  Digital Hygrometer Thermometer