Ring Gen1 for Fertility and Ovulation Tracking - Size First Sizing Kit - App Auto-Sync - Period & BBT Tracker - Sleep Analysis for Women - Rechargeable & Waterproof Size6

Size Before You Buy - Before purchasing a ring, we recommend buying a sizing kit to determine the ideal size for your finger. It is the perfect method to find the correct size. How to Download APP - For Android users, please search and download "Connect". For iOS users, please search and download the app. Make Fertility Tracking Easy - Simply wear it on your finger to monitor your fertility temperature in real-time. The app automatically syncs the data, creates personalized fertility charts, and predicts menstruation and ovulation to assist you in preparing for pregnancy and managing your period more scientifically. High Accuracy & Comfort - Features enhanced multiple temperature sensors for more precise temperature measurement. The ring is only 2.7mm thick. The inner ring material is upgraded, and the premium ceramic exterior with an aluminum core provides durability. Professional Sleep Insights - With the updated version of the sleep algorithm, you gain a thorough understanding of your sleep condition and the changes in each stage, receiving comprehensive sleep scores and tailored recommendations