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!

Specifications:
	
	
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