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New B57 Smart-Wearable Watch Bracelet With Heart Rate Monitor FitnessTracker For Women Men
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New B57 Smart-Wearable Watch Bracelet With Heart Rate Monitor FitnessTracker For Women Men

- White China

IP67 Waterproof / Blood Pressure
17.99 $21.99 18% OFF
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Main Features

New B57 Smart-Wearable Watch
intelligent anti-lost, remote control photography, do not disturb mode, raise hand to bright screen, time format setting, factory reset, long press to reject incoming calls, three clock interface selection, music control (support previous song, next song, play/pause), weather display, etc.
Product parameters
1. Product model: B57 smart bracelet
2. Chip: NRF52832
3. Bluetooth: BT4.0
4. Compatible system: Android 4.4 and above, IOS 9.0 or above
5. Waterproof rating: IP67
6. Screen: 1.3 inch IPS color Resolution: 240*240
7. Touch: Single touch
8. Battery: 180 mAh
9. Charging: Magnetic charging
10. Charging time: about 1.5H
11. Standby: 25 days or Working time: 7 days or so
12. Bracelet material: PC case + plastic case
13. Product size: about 48.9*34.5*11.7mm
14. Net weight of the product: about 27.5g
15. APP support languages: Ukrainian, Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean.
Products include
1* Smart Watch
1* Instruction Manual
1* Charging Cable
1* Retail Box
1. after receive the watch ,please charging first.Because after a long period of logistics, the watch has a low battery.
2. Do not use the smart bracelet in sea water, hot water or warm water!
3. Don't wear this device when bathing or swimming for a long time.
4.Wearable devices monitors human activities through electronic sensors,and they are at the consumer electuonics level.It's normal for certain deviation.The user should treat data objectively.
5.Please do not compared to hospital equipment about reading,it is NOT a medical device !please don't buy for check the health(heart problem, blood pressure problem) it's not for professional use.Just can be a reference.


Screen Type
Standby time
Shape of the dial
Health tracker
Heart rate monitor,Sleep monitor,Pedometer,Blood Oxygen,Blood Pressure,Sedentary reminder
Built-in chip type
Operating mode
Touch Screen
Compatible OS
Bluetooth Version
Bluetooth 4.0
Notification type
RAM (memory)
Battery Capacity
Package Contents
1* Smart Watch 1* Instruction Manual 1* Charging Cable 1*Retail Box
Charging Time
About 1.5 Hours
Package Sizes
11.5 * 8.5 *5 cm
Product Sizes
48.9 x 34.5 x 11.7mm
Product Weights
0.027.5 Kg
Screen Size
1.3 inch
Package Weights
0.148 Kg
Band Material
Alert type
Screen Resolution
IP rating
Case material
Wearing diameter
Dial size
View More

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Customer Reviews

4.67 out of 5
  • 4
  • 2
  • 0
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See all 6 reviews Write a Review
  • tom5858
    good product
    brightness is compromised during day time. other than that connecting and functioning well

    Jan 14,2020

  • Mardus
    Wery good
    The delivery was very fast and product is super. Product functions like said, and delivery was on time.

    Mar 26,2020

  • lambros con
    Very good watch Im very glad for my order thank very much gearbest.

    Jun 09,2020

  • Ottimo prodotto
    Dopo un anno di utilizzo tutto ok
    Un buon prodotto ... misurazioni battito cardiaco e pressione indicativi ma abbastanza vicini alla realtà... ottimo rapporto prezzo/qualità

    Nov 16,2020

  • Danilo henrique
    Ótimo produto, entregue antes do prazo

    Aug 04,2020

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