Pretty stable

(Compared Kenu at a friend) for less than the Häflte of Kenu Prize surprisingly good quality, stable plug-in parts, solid spring, the ball head screw easily.
It should be noted of course that the quality of such products always show only the long term if the summer heat and winter freezing temperatures on plastic / rubber nibble ... I have my 2 supports only month in use for a.

Advantage over other solutions I see here, especially in the ball head adjustment and fixation, which I can not place the unit so that no sun reflections on the display are.
Furthermore, in one of the 2 cars tilts the ventilation grilles with my 5.2 "device rather down - that I can direct the viewing angle on the ball head back up.