Limited magic light and sound christmas tree ornaments. Press the button on each ornament to watch them illuminate and play one of three holiday classics: "joy to the world," "we wish you a merry christmas," and "silent night." battery operated. Each ornament requires three (3) lr44 batteries, included.plastic christmas tree ornament is lead-freeappr.3.42" w x 5.21" h x 3.13" dfrom pet and smoke free environmentnew with box