Manufactured by Sankyo the world s leading producer of musical movements this sturdy 18 note movement is the most widely used type of musical movement placed in craft hobby gift and novelty projects Cylinder Music Box The pins embedded in the cylinder drum click the comb teeth then play the melody It was born in Switzerland as an accessory of the watch and developed Cylinder Music Box The pins embedded in the cylinder drum click the comb teeth then play the melody It was born in Switzerland as an accessory of the watch and developed Wind the music box up and the drum turns and the pins on the drum pluck the teeth on the comb and make the beautiful melody The mechanism on these movements is encased in a white plastic shell that can be removed if you wish to see the movement rotate and play The movement with shell measures 2 1 8 L x 1 7 8 W x 1 1 16 H When fully wound it plays approximately 2 1 2 minutes It has 18 notes to provide a nice range of tones It winds from the bottom and 3 4 long gold T Bar winding keys is included We ship fast from our US warehouse beware of other sellers who ship from China Music box plays 2-3 minutes on one winding. Perfect for use in DIY crafts, hobbies, gifts and novelties. White plastic shell can be easily removed to reveal the mechanical movement. Music box plays 2-3 minutes on one winding. Perfect for use in DIY crafts, hobbies, gifts and novelties. White plastic shell can be easily removed to reveal the mechanical movement. Music box plays 2-3 minutes on one winding Includes a removable white plastic shell Use in crafts, hobbies, gifts and novelties Full 18 note range Includes brass finish winging key Music box plays 2-3 minutes on one winding Includes a removable white plastic shell Use in crafts, hobbies, gifts and novelties Full 18 note range Includes brass finish winging key