H8 Bluetooth 4.0 Necklace Step Counter Sport Activity Fitness Tracker Smart Band Bracelet Wristband Do not worry about the

Do not worry about the screen display

over current and other safety problem

Portable and light weight fashion design

Frequent use of the lamp for a long time will not be damaged

H8 Bluetooth 4.0 Necklace Step Counter Sport Activity Fitness Tracker Smart Band Bracelet Wristband Do not worry about theProduct Features: Bluetooth 4. 0 technology: Adopt Bluetooth 4. 0 technology that it can quickly and efficiently meet the needs of your life Sleep monitor Sedentary reminder Pedometer: Take care of your health, monitor your sleep, remind you to have a rest and track your sports Distance measurement: Measure your daily walking distance precisely Calorie consumption management: Calculate the consumption of calorie, record the daily burned calorie Call