Description: RLX JS9 Sport Smart Watch Bracelet Heart Rate Blood Oxygen Bluetooth Call Message Reminder Full Function Nfc WITH Wearfit Pro APP –

Detail: Measured metrics : heart rate monitor

Tracked Activity : Other

Category : Smart Watches

downloadable application : Yeah

Resolution : 400*400

Screen size : 1.35

Movement type : electronics

Style : SPORT

Product age group : adults

Screen shape : round

Box material : ALLOY

Band material : Silica gel

Waterproof degree : Lifetime waterproof

Available SIM card : No

Mechanism : Yeah

Various spheres : Yeah

GPS : No

network mode : None

Battery capacity : 220-300mAh

rear camera : None

RAM : <128MB

ROM : <128MB

System : Android Wear

Type : On the wrist

compatibility : all compatible

Language : English,Russian,Spanish,POLISH,Portuguese,Turkish

function : Pedometer,Fitness Tracker,Sleep Monitor,Mood Tracker,Message Reminder,Call Reminder