Clock face features images of 12 real lighthouses throughout the US, from both coasts as well as the great lakes, including: Marblehead, Tybee Island, West Quoddy Head, Cape Neddick, St. Johns River, Cape Hatteras, Tawas Point, Fire Island, Yaquina Head, Cape Disappointment, Holland Harbor, and Haceta Head Lighthouses Clock frame is a unique ocean blue color that fades to dark on the edges, the middle of the face features a print of a glass lighthouse lens Each hour is announced with a different nautical sounds including foghorns, bells, crashing waves and birds A light sensor deactivates recording when room is dark Requires 3 AA batteries(not included) 13" Lighthouse Clock dial depicts twelve of the most recognized lighthouses in the US. From Maine to Oregon, every coast, and the Great Lakes, too. Each hour is announced by authentic nautical sounds, including fog horns and other sounds of the shore. Light sensor deactivates the sounds when the room is dark.