Js9 Rolex Smart Watch Heart Rate Blood Oxygen Bluetooth Call Message

Js9 rolex smart watch heart rate blood oxygen bluetooth call message reminder multi-function nfc sports colour - black n copper description: bluetooth connection. • *dual bluetooth connectivity v4.2 / 3.0 • *1.3" hd ltps roundscreen with 700nits brightness • *pedometer*sleep monitor / deep sleep - light sleep monitoring night mode • *aluminium alloy abs built quality • *heart sensor with 24/7 monitoring*blood pressure, heart beat pulse count • *fitness mode* with different sports category to calculate heart beat, calorie burnt,step count • *bt calling,bt music,bt camera, phone book,call log • *dialer,alarm,message,notifier, calendar,sedantry reminder • motion sensor - flip to mute incoming call - flip to mute alarm - wake up gesture •anti lostvibration alert •battery backup upto 2 days • charging time upto 2 hours wireless charger