1、Health Monitoring: Comprehensive monitoring of sleep quality and exercise data, focusing on health status. The default sleep starts at 19 o clock and ends at 12 o clock the next day. The sleep data of this time period will be recorded, and then the start and end sleep time will be calculated according to the actual data. If custom sleep is set, your average sleep condition, score and data statistics will be calculated according to the set time. 2、Deep Water Resistant Function: Sleep monitoring ring IP67 water resistant, can easily resist daily sweat, fully enclosed structure, deep water resistant technology, swimming, diving or snorkeling can be worn to support 1000 meters deep water resistant, to meet your various water resistant needs. 3、Multifunctional Application: Multifunctional smart ring supports gesture remote control photography, gesture operating of short video e book, to meet a variety of needs. It is convenient for you. 4、Multi Movement Mode: Smart ring intelligent recognition of various movement patterns, realtime recording of movement data, distance, calories, the number of steps throughout the day statistics. 5、Stylish Appearance: Multifunctional smart ring design fashion exquisite, suitable for various occasions to wear, light and comfortable, show personality. It is also a great gift choice for family and friends. Item Type: Smart Ring Material: Alloy, electronic components Ring Battery Type: battery 25mAh (built in battery when shipped) Charging Case Battery Type: battery 250mAh (built in battery when shipped) Charging Time: 1-2 hours Usage Time: 5-6 days Water Resistant Level: IP67 1 x Smart Ring 1 x Charging Cable 1 x Charging Case 1 x Storage Bag 1 x User Manual