The handling of the terminal is very good. You really holds much so that one has to worry that the level falls down times.
The Anschaltknopf is indeed attached to the back, but easy to reach.
The diameter is sufficient and overall I find the mirror very well thought out, designed.
The light source is powered by 3 AAA batteries, which can be enclosed in brand quality and replaced by rechargeable batteries.
Mirror, mirror, not only on the wall, you're one of the best in the country)