Specification: 

If you are a fitness freak and fondness keeping a track of the calories burnt sleep cycle and heart rate then the M2 Smart Band is what you need. This smart band labor as a heart rate tracker fitness watch and activity tracker. Heart Rate Sensor embellishes this fitness band around your wrist every time you step out for a jog to keep track of your heart rate. Heart-rate readings are shown on this fitness band s smooth OLED display. Water Proof Whether you are jogging cycling or sweating at the gym this Smart Band is ready for almost every provocation. Designed from plastic and TPS elastomer this M2 Band is waterproof to a depth of up to 30 m. Sleep Monitor For an all-right lifestyle you need to balance between good workout sessions and good sleep cycles. With this M2 you can measure the standard of your sleep easily. Calorie Counter Check whether the workout you did is serving you or not with this smart band. This M2 smart band controls the calories you burn after your workout and helps you maintain a balanced and healthy lifestyle.