30 Days+ Battery Life:Smart watches for men women features a massive 1000mAh battery, offering 30 days of use (100 days standby) on a single 2.5-hour charge. Perfect for outdoor adventures, business trips, or daily fitness tracking without constant charging. Compatible with iOS 9.0+ and Android 6.0+ smartphones, it outperforms some other android smart watch and smart watch for iPhone compatible devices in battery capacity

Back to Wrist Communication: Make/answer calls directly from your wrist with HD clarity. Receive SMS and app notifications (Facebook,Twitter,WhatsApp,Instagram, etc.). Ideal for drivers, gym-goers, or busy professionals needing hands-free connectivity. Note: After connecting Bluetooth, please turn on message and call notification in FitCloudPro APP (you cannot send text), keeping the "FitCloudPro" app running in the background

Health Activity Tracker: Track Heart Rate, Blood Oxygen (SpO2), Blood Pressure, and Sleep (deep/light/REM analysis,get a better sleep habit by viewing your sleep data) 24/7.Note: Sleep is recorded from 9:30 p.m. to 12:00 p.m. the next day; going to sleep too early or too late may not be accurately recorded. Perfect for health-conscious users, seniors, or athletes optimizing performance.