DescriptionThis smart wristband can monitor your heart rate and keep track of your health status. It can measure your current health information, including heart rate, blood oxygen, blood pressure and fatigue degree. It would compute your daily counts, walking times, sports milage and consumption precisely. Besides, it will moniter your daily sleep quality, statistics the deep sleep and shalow sleep time for you to have a better sleeping. And the message and call reminder will alert you when your phone receives a phone call, SMS text and messages. With it, your you can have a more healthier and balanced life.Feature- Color: Black. - Material: Zinc alloy, Plastic. - Size: About 26 x 3.9 x 1 cm. - Battery capacity: 150mAh. - Modern sleek design, elevate your style. - Sweatproof band rests comfortably on the wrist during sports and workouts. - You can have a more healthier and balanced life. - Sleep monitoring, blood oxygen fatigue monitoring function. - Multi-purpose, support sports monitoring, alarm clock, call reminder, etc. - A wonderful gift for your friends and parents.