Light your way through the week of Halloween with this Haunted House Light-Up Halloween Countdown Calendar from John Derian for Target. This haunted house Halloween countdown calendar features artwork by decoupage artist John Derian that showcases seven unique pieces. You can press the button on the chimney once to light up a single room each day until all the rooms are lit up on Halloween night. Plus, it comes with a round clasp for convenient wall hanging. John Derian is an American decoupage artist and designer living in New York City whose aesthetic encapsulates a curious mix of natural oddities, antiques and eccentricities. Number of Pieces: 1. Dimensions (Overall): 20 Inches (H) x 12.4 Inches (W) x 3.12 Inches (D). Placement: Universal Placement, Tabletop. Material: Paper, Steel, Polystyrene, MDF (Medium-Density Fiberboard), PVC (Polyvinyl Chloride). Battery: 3 AA Alkaline, Required, Not Included.