M4 Intelligence Bluetooth Wrist Smartwatch

If you’re a fitness freak and love keeping a track of the calories burnt, sleep cycle, and heart rate, and then the M4 Smart Band is what you need. This smart band works as a heart rate tracker, fitness watch, and an activity tracker M4 waterproof Smart fitness Band compatible with Bluetooth or Heart Rate Sensor. It is compatible to devices having Bluetooth version 4.0 and below in smartphones, Tablets and PC’s and also support Android and IOS Working: To connect the smart band to mobile phone, you need to connect the current mobile successfully via Bluetooth. Click unbind icon and band has been successfully connected with the device