DescriptionTrack your daily steps, calorie consumed, distance, monitor continuous heart rate, record the duration of exercise, average pace. Monitor your daily sleep quality, tell you how long and how well you sleep during the night. Set alarm and sedentary alert can silently remind you to wake up, take medicine or do some exercise.Feature- Color: Silver Grey - Material: TPU - Size: 0.96"80160 - Bluetooth: BLE 4.0 - Battery: polymer lithium ion battery. - Battery capacity: 90 mAh. - Standby time: 7-10 days. - Charging method: magnetic charging cable. - Charging time: about 2 hours. - display - 0.96 inch TFT large screen color display, resolution 16080, host size 46.5 * 20.5 * 11.5mm. - Waterproof design - effective prevention of domestic water, sports sweating, rain, etc. (Do not touch hot water, it is not recommended to artificially soak the product). - Compatible system - Android4.4 and above, IOS8.0 and above, BLE4.0 and higher. - Female reminder - unique period of physiological reminder, menstrual period - pregnancy - pregnancy - Bao Ma period, physiological status at a glance, make your life more regular.