Product features: : Heart rate and blood oxygen at any time easily monitor the new heart rate monitoring every minute, fine identification of arrhythmia. Microhealth is the escort. : Multiple exercise mode real-time recording of exercise steps, calories, miles and other data so that you can see daily changes. : Support Bluetooth call real-time display of all your friends' calls so that you don't miss all the calls. : No matter how busy it is, it is not bad to have all the contact information. After connecting the mobile phone, the call information, and the instant vibration reminder when the APP is pushed, the first time to understand the important information. : Accurate monitoring of sleep stage, deep sleep, light sleep, REM and other periods of sleep characteristics, sleep quality analysis, to help you adjust sleep habits, get better quality sleep. : Personality dial a variety of styles easily switch, refresh every day, to meet a variety of collocation needs. : Enjoy the fun of music. Easily connected to Bluetooth playback, the watch is connected to the mobile phone through Bluetooth, can control the mobile phone music playback can be arbitrarily switched to their favorite music tracks, adjust the volume of the watch. The music switch screen is displayed. : Big battery, long life, get rid of the daily charging annoyance, full charge, a week of business or travel, even don't remember to bring the charger. : life waterproof rain is not afraid of good sealing performance, to meet the daily waterproof needs to wear good don't worry about the watch water, farewell frequent pick table. More intimate functions: real-time weather display, one-button stopwatch function, remote control photographyProduct parameters:Watch width :45.5MmmWatch thickness :9.8MmmWatch length :53MmmMachine weight: about 35gDisplay :1.39 inchesProcessor :8763 EWBluetooth :BT5.0Battery capacity :250 mahOperating system :Android5.0 or aboveOptional color: Gold/Silver/blackIOS10.0 or aboveProduct features: : Heart rate and blood oxygen at any time easily monitor the new heart rate monitoring every minute, fine identification of arrhythmia. Microhealth is the escort. : Multiple exercise mode real-time recording of exercise steps, calories, miles and other data so that you can see daily changes. : Support Bluetooth call real-time display of all your friends' calls so that you don't miss all the calls. : No matter how busy it is, it is not bad to have all the contact information. After connecting the mobile phone, the call information, and the instant vibration reminder when the APP is pushed, the first time to understand the important information. : Accurate monitoring of sleep stage, deep sleep, light sleep, REM and other periods of sleep characteristics, sleep quality analysis, to help you adjust sleep habits, get better quality sleep. : Personality dial a variety of styles easily switch, refresh every day, to meet a variety of collocation needs. : Enjoy the fun of music. Easily connected to Bluetooth playback, the watch is connected to the mobile phone through Bluetooth, can control the mobile phone music playback can be arbitrarily switched to their favorite music tracks, adjust the volume of the watch. The music switch screen is displayed. : Big battery, long life, get rid of the daily charging annoyance, full charge, a week of business or travel, even don't remember to bring the charger. : life waterproof rain is not afraid of good sealing performance, to meet the daily waterproof needs to wear good don't worry about the watch water, farewell frequent pick table. More intimate functions: real-time weather display, one-button stopwatch function, remote control photographyProduct parameters:Watch width :45.5MmmWatch thickness :9.8MmmWatch length :53MmmMachine weight: about 35gDisplay :1.39 inchesProcessor :8763 EWBluetooth :BT5.0Battery capacity :250 mahOperating system :Android5.0 or aboveOptional color: Gold/Silver/blackIOS10.0 or above