Hella K12815 3254 license plate light NOS

Vintage Hella K12815 license plate light in new old stock (nos) condition. The lens is marked with "HELLA K12815 A 3254 IGM 1241 LT". The black case is made of metal and stamped “Hella”. The size is 7,5 x 2,5 cm and the distance from one mount screw to the next is 4,5 cm. It was made in Germany in the 60ies.