Collection of Bubbels is easy. On any product you buy at Diveshop.nl you will earn Bubbels.
If you have enough Bubbels on your account, you can convert them into a discount voucher that you can spend on Diveshop.nl.
In order to see how many Bubbels you have earned you go to (logged in) "My Account".
at "My orders" the link "Check total Bubbels ..".
On this page you can convert your Bubbels into a discount voucher.
With the interface for the Chromis you can easy download the logbook of the Chromis divecomputer to your PC or MAC with the included LogTRAK software. This interface has an USB connection.