ZIZO TYME JEWL has innovative design, and IP68 Waterproof Rating. You can check your body temperature anytime, anywhere. The Watch uses an optimized AI algorithm and a high-performance sensor for accurate 24-hour real time heart rate measurement. Track your fitness intensity in real time with continious heart rate monitoring to make your exercise more scientific and effective. Physical Health Reminder - The ovulation period, the safe period, and the menstrual period are clear at glance, and protect women's health intimately. Sleep Detection can detect your sleep time, deep sleep, light sleep, and can analyze your sleep quality.