stephriokruse1 year ago000Hi wanted to ask where exactly the usage tracks are? Thank youShow in original language (German)silvan.henseler1 year ago+110 Helpful answerOnly on the packaging Show in original language (German)CommentAnonymous1 year ago+110None Show in original language (German)CommentAnonymous1 year ago+110The device has no signs of use. I take great care of it.Show in original language (German)Commentle_motard31 year ago000no...Show in original language (French)Comment