Support by Sport
Spare Parts by Equipment
In order to keep the glass of your stopwatch clean, it is advisable to clean it with a damp cloth.
Here you will find the control sheet for your product.
By following the steps in this sheet, you can check if there is a possible problem. If necessary, you will find in the following section (I REPAIR) the tutorials indicated for the repair. You can also come to the workshops of your DECATHLON store.
To download the control sheet, click on the button below : (coming soon)
The following repairs can be carried out on this product :
Here is the list of spare parts for the ONSTART 300 :
- CR2032 BATTERY :
You can order spare parts (depending on availability) on our decathlon.co.uk site by clicking on one of the buttons below or contact the after-sales team at your usual DECATHLON store.