2PCS M2 Hot Smart Bracelet Wristband 0.42'' OLED Bluetooth 4.0 Activity Tracker Pedometer Heart Rate Fitness Tracker 【Volume Control】: Long press the

【Volume Control】: Long press the "+" button to make the volume up

55 inch Net Weight: 65 g / 2

compatible system Android 4

new double gold wired LED lights spread out for brighter long lasting light source

just use this high quality DVR to help you

2PCS M2 Hot Smart Bracelet Wristband 0.42'' OLED Bluetooth 4.0 Activity Tracker Pedometer Heart Rate Fitness Tracker 【Volume Control】: Long press theProduct Features: Remote Notifications Smart bracelet will vibrate when receive phone, information. Even the mobile phone is in a nosy environment. Still dont have to worry about missing important calls and messages. Lighting Up Screen By Lifting Wrist It's hands free to read the time by lifting wrist. Distance Calorie Measurement Tracks your workouts like steps, distance, calories burned all day, all these show on the APPs, get a better understanding