6 Hour Timer This christmas snow globes has two timer modes, ON1 mode for lights and music,ON2 mode for lights. Both modes are on a 6-hour timer that allows the christmas lantern to be on for 6 hours and off for 18 hours, cycling through every 24 hours and automatically lighting up at the same time the next day. Music & Lighted Snow Globe has two modes Lighted or Lighted with music ,the glitter will swirl around the inside automatically with the soft light. Christmas music is essential for creating a festive atmosphere. It cycle plays 8 Christmas songs, Jingle Bells, We Wish You A Merry Christmas, Silent Night, Deck The Halls, Joy To The World, The First Noel, Hark! The Herald Angel Sing, Oh, Christmas Tree.With the music songs, you can easily infuse your home with Christmas cheer. Battery & USB The christmas snow globe comes with the USB,you can charge by USB.