Save big on our app!
code_img
Ship to / USD
Language
Live Chat
  • • Available 24/7 for Pre-sale or Aftersale. Fast and convenient.
  • • More exclusive discounts.
  • Need help before making an order?
  • Chat with us in real-time.
  • For Aftersale issues, just submit a ticket. We will reply within 24 hours.
  • All Categories
  • Mobile Phones
  • Tablet PC & Accessories
  • Consumer Electronics
  • Computers & Networking
  • Electrical & Tools
  • Apparel
  • Bags & Shoes
  • Toys & Hobbies
  • Watches & Jewelry
  • Home & Garden
  • Health & Beauty
  • Outdoors & Sports
  • LED Lights & Flashlights
  • Apple Accessories
  • Automobiles & Motorcycle
  • Baby & Kids
  • Office & School Supplies
  • Appliances
  • Gaming

B4 Dual Testing Smartwatch Bluetooth 4.0

 -  BLACK 186846801

Blood Oxygen Heart Rate Sleep Monitor Remote Camera

Discount : 25% OFF
Additional Purchase Deal: For any Item Total over 60.00, purchase 1 Special Promo Item for 0.99, Discounts are automatically applied to your shopping cart before checkout. View Promo >>
$26.88
QTY: - +

YELLOW

Color:

to United States  Via Flat Rate Shipping
  • Description
  • Product FAQ
  • Customer Reviews
  • Shipping & Payment
  • Wholesale Inquiry

Main Features:
- Dual testing: Built-in highly sensitive chip, it can make blood oxygen and heart rate testing by light direction, so that you can know your healthy situation better
- Sleep monitor: Record data about your sleep time, sleep quality, and tell you how to improve bedtime routine
- Personal customized APP: It can offer your suitable advice for you to improve your body
- Pedometer, call SMS reminder, remote camera, finding the phone, etc.
- Set up cloud database, you can sync data easily by Bluetooth 4.0
- Life waterproof, you cannot wear it to swim or shower

Specification

Hardware

Bluetooth Version: Bluetooth 4.0
Waterproof: Yes
IP rating: Life waterproof

Functions

Bluetooth calling: Phone call reminder
Messaging: Message reminder
Health tracker: Heart rate monitor,Pedometer,Sleep monitor
Remote control function: Remote Camera
Find phone: Yes
Alert type: Vibration

Screen

Operating mode: Touch Screen

Battery

Type of battery: Li-polymer Battery
Battery Capacity: 80mAh
Charging Time: About 3hours
Standby time: About 3 Days

General

People: Female table,Male table

Dial and Band

Shape of the dial: Rectangle
Case material: Zinc Alloy
Band material: Silicone

Features

Compatible OS: Android,IOS
Compatability: Android 4.4 / iOS 6.0
Language: English,Simplified Chinese
Available Color: Black,Yellow

Weight and Size

Dial size: 4.7 x 1.6 x 1.2 cm / 1.85 x 0.63 x 0.47 inches
Band size: 20 x 1.6 cm / 7.87 x 0.63 inches
Product size (L x W x H): 24.70 x 1.60 x 1.20 cm / 9.72 x 0.63 x 0.47 inches
Package size (L x W x H): 9.70 x 9.70 x 5.60 cm / 3.82 x 3.82 x 2.2 inches
Product weight: 0.020 kg
Package weight: 0.164 kg

Package Contents

Package Contents: 1 x B4 Smart Watch, 1 x Chinese English User Manual, 1 x Charging Cable

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring

B4 Blood Oxygen Heart Rate Dual Testing Smart Watch with Sleep Monitoring


FAQ for Smart Watches

QCan this item be shipped to my country?
A

We can deliver orders to most countries. For a detailed explanation about each shipping method, destination and approximate delivery time, please check our website: http://www.gearbest.com/about/shipping-methods.html

QWhy my new device cannot boot or start up properly?
A

Please charge your new device for at least 10 minutes or more before first usage; this ensures normal device boot and optimal operation. For devices with removable batteries, ensure they are properly installed before charging.

QWhat type of battery is normally used in smart watches? Is it rechargeable or not?
A

The smart watch comes with built-in lithium ion battery which is rechargeable.

QWhat can I do if Bluetooth cannot connect?
A

1. Make sure your phone Bluetooth and operative system are within the range that the smart watch supports. 2. Check the phone Bluetooth connection recording, clear it if there are too many recordings, then reconnect it; 3. Check whether the smart watch has enough battery, put it as close as possible to the phone, less than 10 meters.

QCan other watch interfaces be downloaded on the smart watch?
A

Other watch interfaces or themes cannot be downloaded, it only supports its own interfaces. Long press the watch's screen to switch interface.

QWhat application is used when connecting to a smart phone?
A

The app is designed by the supplier. You can scan the QR code on the package or manual to download it when you get the item.

QWhat functions can be used when Bluetooth is off?
A

Usually pedometer, sleep monitor, alarm and heart rate monitor still can be used without connecting to Bluetooth. Calling reminder, remote camera, find phone need Bluetooth connection.

QWhy the pedometer does not count steps when I have already started walking?
A

To reduce errors, smart watch usually sets an initial value of 10, it will count steps when we walk more than 10 steps. The APP will show the real walking steps and start counting from step 10.

QHow to switch languages? Can some other language package be downloaded?
A

You can switch the language in the “settings”, other language packs cannot be downloaded because it only supports the configured languages.

Customer Questions & Answers

  • By  Dmaarek Jun-24/2017 11:06:50

    Question:
    it is waterproof: does it mean I can take a shower with it ?

    Reply:

    Hello Dmaarek,


    This item is life waterproof, you cannot wear it to swim or shower.

    Thank you for your inquiry.

  • By  Razi uddin Farooqi May-16/2017 08:05:24

    Question:
    The product information I received is in chinese. It was charged 3 hours initially but how to turn it on No customer support for B4 Dual Testing Bluetooth 4.0 Smart Watch on the company website i.e. www.szsdyk.com

    Reply:

    Hello Razi
    For after sales issue, please go to our Support Center here: http://support.gearbest.com/
    For a faster reply, please select the right question type.We kindly ask you to submit one ticket per topic(i.e order).We will reply you within 24 hours except on weekends and public holidays.

  • By  Salvatore Feb-15/2017 11:02:33

    Question:
    Hello, it's possible reading on the watch screen a word or a TXT file, which is displayed on the Android smartphone, with bluetooth communication? Also, what type of display is installed on the Watch?

    Reply:

    Hello Salvatore


    Thank you for your inquiry.

    No, you can not read on the watch screen a word or a TXT file, which is displayed on the Android smartphone;

    Thank you, Let me know if you need any help.

    Have a nice day!


Ask a question

Ask a question about this product Pre-sale questions like product information,how to use, etc.
Ask a customer service question Post-sale questions like order trackings, payment & delivery issues,etc.

Customer Reviews

Overall Customer Rating:

0 0 Customer Reviews

Share your thoughts with other customers

Write a Review, Post Images, or Post Videos, and get G Points

Shipping & Payment

Shipping

There are two key factors which will affect the time you receive your items.

1
Item processing time
After receiving your order,we require some time to test the product to ensure its quality.The exact processing time varies depending on the item.The average processing time is 3 working days.but this can also be affected by the item's stock status. For small quantity orders,the processing time is 1-3days while larger quantity orders may require 2-5days.
2
Shipping methods
China Warehouse:
Shipping Type Country or Region Arrive within 1-7 Days Arrive within 8-15 Days Arrive within 16-30 Days Arrive within 31-45 Days Average Time (Days)
Unregistered Air Mail or Registered Air Mail United States 0% 20.8% 60.9% 5.13% 19.2
Spain, United Kingdom, Italy, Germany, France & Portugal 1.62% 41.09% 43.26% 5.71% 19.9
Netherlands, Greece, Poland 5.59% 44.44% 35.84% 13.00% 18.76
Russia 0% 11.20% 68.50% 15.80% 24.6
Japan, Korea 0% 21.30% 68.80% 9.66% 15.95
Brazil 0% 0.00% 17.96% 54.14% 38.6
Thailand, Singapore & Malaysia 0% 15.50% 45.75% 21.36% 19.03
Other countries 0.73% 40.41% 49.93% 8.92% 20.28
Priority Line United States 49.90% 46.30% 0.93% 0.06% 8.3
Spain, United Kingdom, Italy, Germany, France & Portugal 5.55% 74% 19% 0.38% 10.8
Russia 0% 0.75% 88.30% 9.05% 20.04
Australia 7.67% 86.60% 5.68% 0% 11
Korea 77.01% 21.40% 1% 0% 5.6
Japan 95.80% 2.09% 0% 0% 5.4
Thailand, Singapore & Malaysia 58.96% 41.04% 0% 0% 8
Other countries 40.75% 49.96% 5.13% 0% 10
Expedited Shipping ALL countries(EMS) 39.85% 50.09% 8.96% 0% 9
ALL countries(DHL) 90.15% 9.84% 0% 0% 4.48
EU Warehouse: Typically 3-5 days to the UK, 3-7days to other European countries.
USA Warehouse:Generally, 3-7 days to a USA address.
ES Warehouse:Generally, 2-5 days to the Spain ,3-7 days to the Portugal.
Shipping from warehouse nearest to shipping address is faster. Additional charges may apply.
Note:This is a general guide and delays maybe caused force majeure, natural disasters, inclement weather, war, public holidays, and factors outside our control.

Payment

Gearbest.com accepts PayPal,Credit Cards,Wire Transfer and Westem Union as secure payment methods.

1
Paypal
The most convenient payment method in the world.
2
Wire transfer
For orders which exceed $1,500,please contact us at support@gearbest.com.
Note: please email us the order number,the amount transferred along with currency type,and the exact date of the wire transfer.
3
Western Union
Please contact us at support@gearbest.com for details.
Note: please email us the following information after you have paid via Westem Union:
· Control Number(10 digits)
· The exact amount sent along with the currency
· Name of sender.
· Address of sender
Your Target Price:
Order Quantity:
Country:
Your Name:

Your Tel:

(please include country code)

E-Mail:
Company Name:
Detailed Inquiry Information:

*Please let us know as much as possible about your inquiry so that we can assist you with your specific needs. We are always happy to help wherever possible.

Your Recently Viewed Items

See personalized recommendations

Sign in

New customer? Start here

Destination Country:

 

    Stock in: China

    Available shipping methods:

    Please note: the standard and expedited shipping costs are only estimates; the actual shipping price will be shown on the order page.