The clock plays 12 tunes. The tunes are: Happy Wanderer, Edelweiss, Dr. Zhivago, Swan Lake, He was beautiful, Lorelei, Home sweet home, Sound of silence, Clementine, The Entertainer, Love theme of the movie, For Elise. The clock needs three baby C batteries. Cuckoo calls on the hour with echo. The clock has a battery operated movement with automatic night-off. The running-time of the batteries is about one year. The size refers only to the clock, without pendulum and weights. 2 years product warranty. The clock is made of wood.