M400 memory storage and notifications

M400 has a 4 MB memory. It can store up to 30 hours of training with GPS and heart rate, depending on your language settings.

Memory notifications

When M400 memory is low, the device informs you with memory low notifications. After receiving a notification, it is recommended to sync your M400 with the Flow web service or Flow app.

1 h of memory left. Oldest session(s) will be overwritten.

Your oldest session will be overwritten when the memory becomes full.

Memory low. Please sync M400 with

Sync M400 with the Flow web service to make sure your oldest training data is not lost when the memory becomes full. You can only delete sessions that have not been synced to Flow app or the Flow web service.

Contact Us
Contact Us
Request repair
Request repair

Change region

If your country is not listed on this page, please find your local contact details, retailers and stores and service points on our global site.