HiBand W12 fitness tracker with heart rate and sleep monitoring, water-resistant. [Functions] ・【Activity Tracker】Measures steps, distance traveled, and calories burned. ・【Heart Rate Monitor】Measures daily heart rate and blood pressure. ※Note: This product is not a medical device. Do not use for medical purposes. ・【Sleep Tracking】Records sleep duration and sleep quality. ・【Incoming Call Notifications】Notifications for calls, emails, and LINE, etc. ・【Menstrual Cycle Tracking】Menstrual cycle management function for female users. ・【Other Functions】Alarm, stopwatch, timer, and phone search function. This product has a compact and lightweight design, making it recommended for use during exercise. It is also recommended for everyday life and office use. Never used. Opened for photography. - Brand: HiBand - Model: W12 - Features: Heart rate, sleep monitor, pedometer, calories, water resistance - Accessories: Charging cable, protective film Thank you for viewing.