J-STYLE Bluetooth Heart Rate Monitor & Sport Fitness tracker wristband 

Best product for health care and wellness

1.About the Production: 

J-STYLE JA-1638 is our private model  heart rate fitness tracker smart bracelet

It is a amazing wirstband pedometer by tracking your all daily life active like steps taken, distance traveled, calories burned,calories burned,measure heart rate,sync device data and vibration alarm and active minutes.
Also the hours of your sleeping include the deep sleeping and the light sleeping. Help you to know yourself's
health situation better, and make a plan for your physical exercises so that you can have a more
healthy body and happy life.

2.Product Functions for J-STYLE Bluetooth Heart rate monitor & Sports fintess tracker wristband 

- Time, Date, Battery Indicator
- Calories Burned
- Walking Distance
- Walking Steps
- The Exercise Goal
- Activity Mode: track steps (both walking and running), distance, activity time, total steps, calories, daily target %
- Sleep Mode: monitor sleep quality
- Motor alarm (wake up alarm, activity reminder, target achieved alarm)
- Heart Rate motor by optical sensor 

- Call and Message notification 

3.Features and specifications for J-STYLE Bluetooth Heart rate monitor & Sports fintess tracker wristband 

-  Battery: 159mAh Lithium polymer rechargeable battery 
-  Display: 0.91’’ OLED with touch screen
-  Data Memory: 30 days
-  Vibration feature

-  Heart rate monitor by optical sensor

-  Ultra low power consumption with Latested BLE 4.0 technology for data transfer (Bluetooth low energy 4.0)
-  Bosch 3D acceleration sensor with 360 degree high sensitivity to track every imperceptible movement, like an eyelid flutter or a twitchy finger.
-  High quality OLED display with touch screen with high precise performance
- Online data sync through smartphone or tablet with ios or andriod system
- USB charging scradle
- Small size, compact wristband
- Light weight

Warning 

1.Keep the unit out of young children.If a child swallows battery,cover,or screw,consult a doctor immediately.

Caution

1.Do not disassemble,repair,or modify the unit.It may cause damage, or accident.

2.Do not throw the battery into fire.It may cause explosion.

Gerneral Advice

1.Avoid exposing the unit to strong shock.

2.Do not force open the main unit.

3.Do not press too hard  or twist the clip.

Why J-STYLE Technology:

Joint Chinese / Dream Widen is a Professional Hi-Tech Manufacturer for Health, Aesthetic, Medical Equipment 

Our factory is well equipped by all production workshops such as molding, plastic injection, SMT, silk screen printing, painting spray, metal processing, final assembling and packaging, which enable all steps well controlled in house and guarantee total customer satisfication.

Certifications 

Standards of ISO9001, ISO13485, and ISO140001 and BSCI as well as FDA, CE, FCC, BQB certified

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About US:

As a professional manufacturer for Health, Beauty and Medical device, OEM & ODM projects development are our main business now. 

Our R & D team:
- Technology support from Japan. Now 7 Japanese engineers work in our factory to provide us software programming and technology support.
- Over 15 Chinese engineers work together to realize a idea to a real product, responsible for such services like external industrial design, internal structure configuration, PCB layout and technique support during all process of ODM development process.

Our Facilities:
We have our all workshops for design to production, such as moulds making, plastic injection, CNC prototype making, Silk printing, Painting spray, SMT, Hardware making and final mass assembling line, which enable us to provide one-stop OEM & ODM services all in house.