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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: OEM/ODM
  • Model Number: JA-1638
  • Product name: Heart Rate Fitness Activity Tracker Bluetooth
  • Waterproof:: IP67 Waterproof
  • Material:: Silicone
  • Screen:: 0.86" OLED Screen
  • Battery:: 60mAh lithium rechargeable battery
  • Color: black,red,green,yellow
  • Compatibility:: Android & IOS
  • Mode:: Blood pressure/Oximeter/Heart rate
  • Certification:: CE ROHS FCC
  • Brand Name:: OEM/ODM

Packaging & Delivery

Packaging Details Activity Fitness Tracker color box: 89x89x65mm
Delivery Time 30 days

Smart Wristband with Continuous Heart Rate Fitness Activity Tracker Bluetooth


Model No.JA-1638
ChipsetBluetooth 4.0
Heart RateReal time continuous monitoring
Sleep MonitorAuto Sleep Detection

Wlaking Distance,Steps,Calories Burned

Message/Call ReminderIncluding What's app,Wechat,message and etc
Clock Alarm ModeSilently wake up your body everyday





 Professional OEM&ODM Manufacturer


-We are factory with 400 workers

-More 30 R&D engineers,

-Have rich experience for ODM and OEM

-Big customers cooperated many years( Walmart,Target,Nestle,Homedics,CVS and etc)

-App and Software can customize as your requrest as we have professional R&D dept.

Heart Rate technology

-With continous heart rate

-With heart rate history data

-With 5 ranges for heart rate value for exercise guidance:

warm up,

fat burning,



strenuour exercise

-Low battery consumption

2 weeks when the heart rate function is off

2 days when the heart rate function is on continously

-Waterproof IPX67





-With optical light sensor for Heart Rate measuring

-Bosch 3D acceleration sensor


-Display:0.91'' OLED

-Hige quality OLED display with touch screen with high precise performance

Data Memory30 days

Main device: 43.2*20*11.3mm



-PC for main device and charger

-Silicon for the wristband

-Band buckle:Zinc alloy

Battery 110mAh Rechargeable lithium polymer battery





 APP : J-style Heart 

If  you decide to develop your own app, we will provide the source code of our IOS and Android "J-STYLE HEART" app to you and also can provide technology support if necessary.


If you just want our team to change the name and  logo (without UI)of our app to you, that's also welcome.


Product included:


-USB charging cradle

-User manual

-Gift box



Third Party Factory Inspection by Target, Nestle and BSCI, Walmark,etc


With rapid development under strict standards of I S O 9 0 0 1, I S O 1 3 4 8 5, BSCI and FDA & BQB licensed.




Our Services



-ODM/ OEM warmly welcome

-Product design, including structure, appearance and electronis(function development)

-Customize your color box

-Test all products by our QC before shipped to you.

-Reply you within 24hours


Company Information




Contact Us

 Contact Instant (24 Hours On Line,feel free to send inquiry!)

Name:Vivi Gong

Phone/Wechat/Whatsapp ID):+86 13556816975

Email:vivi mail jointcorp.com


Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland)
Transaction Level:
Supplier Assessments:
38 Transactions 150,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $175,000
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