Device for decorative lighting and presentation of shaft, tube well and low lying water level possessing tunnel or caves, has light with outer coating or upper surface and light unit with main radiation pattern

摘要

The device has a light with an outer coating or upper surface and a light unit with a main radiation pattern, which is arranged perpendicular to the water level. The light is stand in connection with a traction mechanism (4). The light unit is activated after immersing into the water level.