BONISM B1 smart watch

Ref: 8731203, 8731204


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.

The KALENJI CW700 HR connects to your phone using the DECATHLON CONNECT application.
To discover and download DECATHLON CONNECT, click here.

DIFFICULTies of use

factors may affect the proper functioning of your product. Here is the list of the main causes which cause difficulties of use:

1.1 The watch is incorrectly placed on the wrist.
1.2 The sensor is dirty
1.3 You practice a non-repetitive sport
1.4 The weather is very cold
1.5 Interval training
1.6 Tattoos
1.7 Using in water
1.8 Other reasons


2.1 How to start product?
2.2 How to wear the product?
2.3 How to navigate in the product?
2.4  How to pair the smartwatch?
2.5 How to change unit format?
2.6 How to change language?
2.7 How to charge the product?
2.8 How to update product (firmware)?


3.1 How to change watch face?
3.2 Daily activity ?
3.3 How to start an sport session?
3.4 How to review your activity?
3.5 Which sports are available?
3.6 Where can I review my sleeping data?
3.7 How to check the heart rate?
3.8 How to activate notifications?
3.9 How to define a daily target?
3.10 Shortcut (settings) ?
3.11 How to access the stopwatch or timer?
3.12 Connection to third party app ?
3.13 How to set alarm ?
3.14 How to change the home screen ?
3.15 How to reset product ?


4.1 Accuracy of step and distance measurement.
4.2 Accuracy of sleep data.
4.3 Accuracy of heart rate monitor measurement.


5.1 Connection to third party app.
5.2 Autonomy.
5.3 Memory.
5.4 Step accuracy.
5.5 Waterproofness.


Please clean your product with water and soap to remove salt, perspiration, etc… as it may alterate the quality of strap.

IMPORTANT: Keep clear from danger. You should keep the device clear from:
- Magnet
- Solar exposure
- Chemicals
- Children

Kalenji CW700 HR


Here you will find the troubleshooting sheet for the CW700 HR 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 following section (8. I REPAIR) 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:

Watch strap replacement.
Reset product.
Kalenji CW700 HR


Here is the spare parts list for the CW700 HR:

- USB charging cable.
Reference: 8733086

- Bracelet.
References: 8733085 (black), 8733083 (Pink).

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

Kalenji CW700 HR

workshop services

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