BONISM B1 smart watch

Ref: 8741124, 8741125

BONISM B2 ID205G smart watch

This smartwatch is designed to practice sport and measure daily activity. It is not a medical device. All information provided by the device and the APP are just an indication and should not be used for health care.
Physical activity may be risky and you should get confirmation for your doctor prior to exercising. Not respecting those warnings could put your life in danger.


1. How to download the APP?
2. What are the requirements for compatibility with mobile phone systems?
3. How to start product?
4. How to pair the smartwatch?
5. How to change language?
6. How to charge the watch?
7. Does the watch need to be fully used up before charging?
8. How to check the remaining battery of the watch?
9. How to synchronize the mobile app with the watch?
10. How to setup and modify the personal information?
11. How to use call alert?
12. How to use SNS message alert reminder?
13. How can I see that I have reached my daily objective regarding the number of steps?
14. How to save a session?
15. What is the speed displayed during my activity?
16. Is the watch waterproof? Can I take a bath with the watch?
17. How long is the working time of the Watch?
18. What is the normal connection range between phone and product?


1. The number of steps in “my day” seems low or not accurate. Is it normal?
2. My Heart rate seems not accurate?
3. My sleep data seems not correct?


1. How to update BONISM B2?
2. Why can't I synchronize data with my phone?
3. Why after the app data sync only have calorie data after exercise, but not distance and speed data?
4. Why does the watch touch not work or jump screen?
5. I have set up a call alert. Why is there an incoming call and the watch does not vibrate to remind?
6. How to optimize GPS detection time and accuracy?
7. How to solve the connection issue?


- Cleaning the watch :
In order to keep your watch glass clean, it is advisable to clean it with a damp cloth.

You can also clean the charging connector with a dry toothbrush.


Here you will find the troubleshooting sheet for the BONISM B2 ID205G SMART WATCH.
By following the steps in this sheet, you can check if there is a possible problem with your product. If necessary, you will find in the "I REPAIR" section the tutorials indicated for the repair. You can also come to the workshops of your DECATHLON store.

Link to download the watch troubleshooting sheet (coming soon).


The following repairs can be carried out on this product :

End of product life
BONISM ID205G smart watch


Here is the spare parts list for the CW700 HR:

- USB charging cable.
Reference: 8769779
Reference : 8733086

- Strap.
References: 8733085 (black)
References : 8733083 (pink)

You can order spare parts on our Decathlon web site (depending on availability) by clicking on one of the buttons below or contact the after-sales team at your usual DECATHLON store.

BONISM ID205G smart watch


You want to entrust us with your product for repair. Here is the list of services offered by our workshops :




send a mail to :

multilingual support

BONISM ID205G smart watch