I have had this reply on auto polars forum
Originally Posted by Baz300
Just had another look its not the connector that is loose as both connectors (car and USB move)
It's as if the circuit board is not secure Inside the polar unit
Why you say box is not secure inside the polarFIS unit ?
Please, let will post with sense, there is not exists any problem with this, board never will be damaged.
With best regards,