Precautions:
1. Big Big Certain Discount Can Be Given on Large Quantity
2. Line charge without heart rate monitoring hardware
Line charge NO Heart Rate Monitor Hardware
3. Ordinary waterproof, can not be swimming in water
Daily waterproof,cannot soak,wear for swimming etc
4. Line charge: USB Charging Cable, Charge: USB Charging Dock
5. Charging: Please use the output not exceeding the charger of the DC 5V 1A to charge, the charging is about 2 hours, please do not use more than 1A mobile phone fast charge-high current charger charging, please do not charge for a long time, so as not to damage!Check whether the line is inserted and the direction of the joint is properly aligned.Please use a charger Output Doesn&39;t exceed DC 5V 1A for charging. Charging time is about 2 hours. Do not use chargers which output exceeds 1A. Do not charge it for too long time! When charging, please check whether the cable is inserted tightly and whether the connector is connected correctly.