A Rhythm cuckoo battery clock, a modern, low-maintenance alternative to traditional, mechanical cuckoo clocks. They are popular for their convenience, a variety of features, and authentic sound production, all powered by a quartz movement. Unlike mechanical clocks that are powered by weights and a pendulum, this Rhythm battery cuckoo clock is operated by batteries. The weights and pendulum is for a decorative purpos only. It does not drive the clock's movement. This cuckoo clock only has 1 decoy weight. The rim corner arch is missing a small piece from the frame - see photos. Dimensions: 38cm (l) x 30cm (h)