Special price US $16.53 B57 smart watch waterproof heart rate monitor blood pressure sport Women smartwatch women wearable

B57 smart watch waterproof heart rate monitor blood pressure sport Women smartwatch women wearable

[33037964823] B57 smart watch waterproof heart rate monitor blood pressure sport Women smartwatch women wearable watch men smart clock PK Q9Descriptions:1. Product model: B57 smart bracelet2. Chip: NRF528323. Bluetooth: BT4.04. Compatible system: Android 4.4 and above, IOS 9.0 or above5. Waterproof rating: IP676. Screen: 1.3 inch IPS color Resolution: 240*2407. Touch: Single touch8. Battery: 180 mAh9. Charging: Magnetic charging10. Charging time: about 1.5H11. Standby: 25 days or so Working time: 7 days or so12. Bracelet material: PC case + plastic case13. Product size: about 48.9*34.5*11.7mm/1.92*1.35*0.46in14. Net weight of the product: about 25.7g15. APP support languages: Ukrainian, Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, KoreanNotes:1. Please charge before use!2. Do not use the smart bracelet in sea water, hot water or warm water!Packing List:1* Bracelet1* Instruction Manual1* Charging Cable 

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