The Geratherm analog BBT thermometer is a high-end method of measuring your basal body temperature for all purposes of Fertility Awareness. An analog thermometer is more accurate than a digital thermometer. This makes it into an excellent option when the most accurate measurement is required – for example; when monitoring BBT for reproductive health purposes. As a bonus, it is more environmentally friendly!


  • non-toxic, environmentally friendly measurement of basal temperature by using the liquid Galinstan

  • lifetime guarantee of accuracy +/- 0.1°C

  • easy to read thanks to magnifying case

  • 100% hygienic, easy-to-clean glass case

  • 100 % waterproof

  • 100% antiallergic

  • no need for batteries

  • measuring range: 35.6 °C – 38.4 °C

Analog BBT thermometer


    © 2018 by Siri Kalla Integrative Healthcare.

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