Rhythm Clocks "Joyful Glory" Magic Motion Clock Enjoy the magic and motion of this cathedral like themed timepiece surrounded by a solid wood frame that gives it a classic tone On the hour, the dial opens up into 3 sections revealing five small circular dials encrusted in genuine Swarovski crystals that surround a large star that turns in a circular motion Along with the continuously spinning crystal encrusted pendulum and opening face, on the hour this clock also coordinates this movement with a selection of one of 30 melodies including 12 popular melodies, 12 classic melodies and 6 Christmas songs Optional volume control, On/Off switch and display button lets you silence your clock on demand, while it still keeps perfect time Clock measures 19.7" high by 15.8" wide by 4 deep and operates on two D batteries that are included to help keep the clocks precision Quartz movement