[Daily management, constant protection] Intelligent body temperature record, record exercise status and female physiology, and protect you around the clock. Combined with AI algorithm analysis, life management is more scientific and efficient. Family: APP supports adding friends, you can view family data at any time through APP, including steps, exercise, sleep data, etc., so that you can take care of your family conveniently and in time Extremely long battery life: The sleep record ring can be used continuously for up to 5-7 days and can be fully charged in 1 hour. It is also equipped with a mini charging box, which is suitable for daily travel and ensures a stable battery life experience IP68: The fitness record ring adopts a fully enclosed structure, IP68 waterproof technology, can be worn for swimming and diving, supports 1000 meters of waterproof, is very comfortable to wear, and meets daily wearing needs