4.0 | 2 Customer ratings

OT 20 BasalControl Basic

Ovulation thermometer
  • Cycle calculated individually in the “Ovy” app for natural family planning
  • Measures basal temperature to determine your fertile days
  • Comfortable measurement thanks to the extra-flexible measuring tip
Ovulation thermometer OT 20 BasalControl Basic

Ovulation thermometer for pregnancy or cycle tracking – compatible with the “Ovy” app

Family and life planning in harmony: Natural methods for cycle tracking and targeted family planning are easier than ever. The modern temperature measurement technology of the Beurer OT 20 Ovulation Thermometer works in conjunction with a cycle tracking app to offer entirely new possibilities for predicting fertile and non-fertile days more reliably.
  • Cycle calculated individually in the “Ovy” app for natural family planning
  • Measures basal temperature to determine your fertile days
  • Comfortable measurement thanks to the extra-flexible measuring tip
  • Medical device
  • 1 memory space – most recent measurement is automatically saved
  • Suitable for natural family planning thanks to precise display to 2 decimal places
  • Individually select the measurement location
  • Very hygienic usage
  • Measuring time: Up to 3 minutes. Acoustic signal indicates if stable temperature is reached earlier
  • Record temperature, body signals and interference factors
  • Handy low battery indicator in the display shows when the batteries need to be changed
  • Record body signals such as days when you are ill, ovulation tests, PMS, interference factors and more in the “Ovy” app
  • Simply calculate your day of ovulation, fertile days and next period in the “Ovy” app
  • Acoustic signal indicates the end of the measurement time
  • Preserves the battery: Automatically switches off 10 minutes after the measurement

Technical specifications

Article number79138
Type of power supplybattery-operated
Product designationOvulation thermometer
Guarantee5 years
IP ratingIP27
PZN14382962
Weight (incl. packaging)0.09 kg
Weight (without packaging)0.0155 kg
EAN4211125791384
Packaging size (L x W x H)21.50 cm x 3.00 cm x 7.40 cm
DisplayYes
Display width2.3 cm
Display height1.0 cm
Display size2.3 cm x 1.0 cm
Display technologyLCD
Illuminated displayNo
Colour of digitsblack
Low battery indicatorYes
Automatic switch-offYes
Can be disinfectedYes
Number of users1
Measurement methodoral,rectal,vaginal
Signalacoustic signal
Measuring time2 Min.
Measurement range (°C)32.00-42.99 °C
Measurement accuracy±0.05°C at 35.00–38.00°C (ambient temperature 18.00–28.00°C) in remaining measurement range: ± 0.1°C
Accuracy of the temperature displayPrecise data to two decimal places
Measurement locationoral,vaginal
Connect productNo
Accessories are available for the productNo

Product reviews

4.0/5
2 Customer ratings
5 Stars
4 Stars
3 Stars
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1 Star
29.04.2019 | Verified purchase
Product: OT 20 BasalControl Basic
Nice, handy and compact device. The autoflash mode makes it very easy to use and with the app you always have an overview
29.04.2019 | Verified purchase
Product: OT 20 BasalControl Basic
I use the OT20 together with the Ovy app for natural contraception. Both work very easily and the thermometer also measures quite accurately.
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