Fast service ... parcels in good condition, well packaged. by laying against the film on my GPS Dakota 20 was laborious explanations with pictures are not translated into French? ... there is a link to a tutorial in German ... (Manufacturer) ... so, my film is improperly installed, there are lots of bubbles and is unusable ... damage, lost a movie! I will try installing a second movie after watching the tutorial ... GPS use with this misplaced film (with bubbles) is not possible in the sun ... to do with another movie ... well posed