And that window due to star deduction. Best advantage is the ladybug on only one window, no curtains are preferred in which the dark. Permanent cloaks makes the suction cup not so happy.
One sensor is used to hook, when head overhanging the beetle on the disc. Because a window screen can eg attach.
Otherwise, the operation is simple and the light is pretty. As night light it is due to the fact that it depends on the window unusable.