OWO V66 smart bracelet is a good sports partner. It can display heart rate, steps, calories, distance. Let you know your sports data immediately. It can monitor your heart rate and blood oxygen for 24 hours.It can also monitor your sleep. All of these data can be sync to your smart phone. With adjustable silicon wristband and light weight feature, you can wear it do excercise comfortably. It is also a smartphone companion. When you have calls or SMS even social notice, it will vibrate to remind you. You will never miss them, even in the noisy party. You can set alarms to remind you the important things. The band will vibrate to remind you . Bluetooth heart rate wristband will remind users to take timely rest to avoid fatigue The Phone will vibrate to remind you after starting the find phone function on the bracelet. While the bracelet be far away from the phone, the bracelet will vibrate.You can take photos through the smart bracelet via remotely control of the phone.