The device itself is super processed, the laser beam is clearly visible even in direct sunlight even.
The dragonfly is a little sluggish, but after a few Einstellversuchen hardly causes problems.
The wall bracket can be secured with the also included "pins" in the wall.
And there is also found the weak point: the pins are not particularly well made.
This means that when too much force to bend the metal top and stands out from the rubber shell out everything.
Simple solution: easy instead take two nails and everything works fine.
