Ceiling lamp, small, white dome, LED

The diameter of the dome is about 2.5 cm x height 1.6 cm. The height of the whole from the ceiling is about 6.4 cm.

The white dome is plastic.

The button battery is included in the package.

The lamp comes with a metal plate that is glued to the ceiling (e.g. with hot glue) and the lamp itself has a magnet that keeps it attached to the metal plate.