Simple and plain. Its effect, dusk to dawn, depending on the room's lighting, sometimes it is more visible, sometimes you don't notice it at all.
The build quality is plastic (a bit cheap), its size is small, I expected it to be bigger.
And the time adjustment is a bit difficult, with an equally difficult to handle circular switch on the back.
I would not recommend it.

For the past 15 days, we have been struggling to make it work daily.
The indicators do not attach to the base of the watch.
It's a shame because it is a very nice-looking watch