ᐅ B57 Smart Watch Waterproof Bluetooth Bracelet Heart Rate Monitor Fitness Tracker Bracelet

Preis: 20.34 18.49

Main Features B57 smart watch IP67 waterproof smartwatch with multiple heart rate monitor model sport fitness tracker man woman dress
1. Product model: B57 smart bracelet
2 Chip: NRF52832
3 Bluetooth: BT4.0
4. Compatible System: Android 4.4 or higher, iOS 9.0 or higher
5. Water resistance: IP67
6. Display: 1.3 inch IPS color resolution: 240 240
7. Touch: one touch
8. Battery: 180 mAh
9. Charge: magnetic charge
10. Charging time: about 1.5 H
11 Standby: 25 days or so working time: 7 days or so
12 Bracelet Material: Computer case + plastic case
13 Product size: about 48.9 34.5 11.7mm / 1.92 1.35 0.46in
14 Languages ​​compatible with the applications: Ukrainian, Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, Portuguese,

1 wristband display function: Time display, battery icon display, date display, week display, standard movement function (step, distance, calories) badminton, basketball), football, swimming), heart rate, blood pressure detection, blood oxygen detection, sleep time display, screen brightness adjustment, music control.

2. Reminder Function: Incoming call, SMS, QQ, WeChat reminder (show content and name). Facebook, WhatsApp, Twitter, Skype and other foreign social software reminders, Alarm Clocks (three sets of Alarm Clocks), sedentary reminders.

3 other functions: intelligent anti-loss, remote control photography, do not disturb mode, raise your hand to bright screen, time format setting, factory reset, long press to reject incoming calls, selection of three clock interfaces, music control (compatible with previous song, next song, playback / Pause), weather display, apple health, etc.


1. After receiving the watch, charge first. Because after a long period of logistics, the watch has a low battery
2. Do not use the smart bracelet in seawater, hot water or hot water!
3. Portable devices monitor human activities through electronic sensors, and are at the consumer’s electronic level. It is normal for some deviation. The user must treat the data objectively.
4. Don’t compare it with the hospital team about reading, it is not a medical device! Please do not buy to check health (heart problem, blood pressure problem) is not for professional use. It can only be a reference.

Packing list:
1 bracelet
1 Instruction Manual
1 Charging Cable Specification
Waterproof Grade
Life Waterproof
Screen Type
Color LCD
Band Material
Fitness Tracker,Sleep Tracker,Passometer,Message Reminder,Call Reminder,Social Media Notifications,Calendar,Activity Tracker,Heart Rate Tracker
Touch Screen
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Preis: 20.34 18.49