M2 Smart Bracelet Hand Band (sport Bracelet Smart Wristband)heart Rate Monitor Blue Tooth Watch Water Proof For Android IOS (Black) BDZ Mall

Features:* High quality rechargeable polymer lithium battery for the bluetooth smart bracelet and its standby time is more than 120 hours* 0.42inch high definition OLED screen* High sensitivity touch-control IC* SMS mobile phone SMS Bluetooth synchronization reminder* Intelligent monitoring of the heart rate* Intelligent monitoring of the sleeping quality* Pedometer movement step, movement mileage note* Alarm prompt Phone settings (clock)* Data sharing on facebook,twitter,wechat APP and other APP* Charging interface USB type* The bluetooth smart bracelet is designed with the high grade military sensor and 4.0 bluetooth chipset with the compatibility of IOS and Android phone
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