Family and life planning in harmony: Natural methods for cycle control and targeted family planning can be easily implemented. With modern temperature measurement technology combined with a cycle app, the Beurer Basal Thermometer offers entirely new possibilities for more accurately identifying fertile and non-fertile days. It displays two decimal places. It works in conjunction with the "Ovy" app for natural cycle control. Contact measurement technology. Suitable for oral and vaginal measurement. Flexible measuring tip. Waterproof. Can be disinfected. Measurement accuracy: ±0.05°C at 35.00 - 38.00°C (ambient temperature 18.00 - 28.00°C), in the remaining measurement range: ±0.1°C. 1 memory space. Automatic shut-off. Signal tone at the end of measurement. Medical device. Comes with a protective cap. Free download of the "Ovy" app.