M200Smart Bracelet Heart Rate Monitor Fitness Tracker Bluetooth Wristband Waterproof Monitor Sport Smartband For Android IOS (Black) CHEMAI

Support System: Android 4.4 and above, IOS 8.0 above, Bluetooth 4.0 Memory :64K (Flash 512K) Screen: 0.96 inch color screen display Battery capacity:90 mA Standby time: about 15 days Working time: about 10 days Built-in motor, vibration reminder Waterproof IP67 Sensors Gravity Sensors

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