The Tempdrop 2 Fertility Monitor is a wearable fertility tracker designed to help identify ovulation and fertile windows by continuously measuring your basal body temperature during sleep. Worn comfortably on the upper arm overnight, it syncs with the Tempdrop app via Bluetooth for easy cycle tracking and fertility insights. Ideal for women with irregular sleep schedules, shift work, or interrupted sleep. Tempdrop 2 features faster syncing, extended data storage, automatic updates, and an improved armband design for enhanced comfort and convenience.