The building includes a memorial hall, the Drei-Kaiser-Gedächtnishalle, in remembrance of Kaisers Wilhelm I, who inaugurated construction of the canal in 1887; Friedrich III, who turned the first shovel of dirt here in 1888, and Wilhelm II, who laid the cornerstone of the lighthouse in 1895. It also houses a registrar's office where weddings are performed. Also known as Kiel-Holtenauer Schleusen Light and Holtenauer Light.

ARLHS Number: FED 112
Admirality Number: C 1246
Build: 1895
Construction: brick
Height: 22 m