A88+ bluetooth 4.0 Smart Watch Heart Rate Monitor Blood Oxygen Monitor For iOS iPhone Android

Features: - Heart rate monitor: Equipped with Power Pulse technology, it can real-time track your dynamic heart rate frequency of human body movement for viewing - Blood oxygen track: Built-in dynamic monitoring, it can record your dynamic curve in order to build a healthy body - Sleep monitor: Automatic track your sleeping time and analysis sleep quality by a chart and you can even set an alarm clock to wake you up by vibration to avoid disturbing family - Short charging time and long standby time: Just need 2 hours charging time and get 30 days standby time, but it just can be used for 5 - 7 days under using case - Virbration reminder: WeChat, SMS ( just support iOS system ) calls, alarm, etc. - Life water resistant: Just suitable for washing hands or face, not for swimming or showering. Specifications: Screen size 0.66 inch OLED screen with 64 x 48 resolution ratio Chip TAIWAN + Nordic 51822 chip bluetooth version bluetooth 4.0 Health tracker Heart rate monitor, Pedometer, Sleep monitor Notification Yes Notification type Wechat Anti-lost Yes Alert type Vibration Other function Alarm Screen OLED Screen resolution 64 x 48 Operating mode Touch Screen Type of battery Li-polymer Battery Battery Capacty 100mAh Charging time About 2 hours Shape of the dial Rectangle Case material ABS Band material Silicone Compatible OS Android, iOS Compatability Android 4.4 / iOS 8.0 and above system Language English,Simplified Chinese Dial size 4 x 3 x 1 cm / 1.57 x 1.18 x 0.39 inches Band size 26 x 1.9 cm / 10.24 x 0.75 inches Product size (L x W x H): 26.00 x 3.00 x 1.00 cm / 10.24 x 1.18 x 0.39 inches Package included 1 x A88+ Smart Watch, 1 x Charging Cable, 1 x Chinese-English User Manual More details: