This product is a passive holder with pass-through connector. All cables that can be used with the GPS device can also be used with the holder, for example a charging cable or a TMC cable. When you have attached the cable to the holder it is firmly in place and you do not have connect it manually to the device each time you put the GPS in the holder.
You can easily take the device with you when leaving the vehicle. The holder is equipped with a tilt swivel so it can be adjusted in order to avoid light reflection on the screen.