Have this product for simultaneously applying my cell phone battery car charger unit and Navi risen. The series connection of the charger and the two chargers Mobile phones & Navi is the whole system a little "clunky" and may contain other controls in the car (Radio, air conditioning bother). By eingbauten arm, the whole "clutter" however placed in the passenger space side.
Function & handling are therefore in my opinion fully and completely in order