The first impression was that the good piece is very well made. I had stayed as a bellows, but it was a lot easier, thin-walled, "flapsiger" and about twice as expensive. That's happened to me once verschütt when moving and was nothing compared to here.
I was initially skeptical but because it comes to performance, you have to say yes, that doses up but have more pressure. But at least with a few grains of dust on the sensor, the part is frivolous and it did not leave any residues. For keyboards and fans you can even take, but as doses are certainly better. But wherever there is to be no residue clean, which is my new favorite here.
By the way, to be water, oily stuff and embedded dust from the sensor lot, then helps because:
