SOUND ACTIVATED - Built in sensor works in tandem with lights, sounds, and animatronics. Require 3 AA batteries (NOT included). GEDIAO Halloween Grim Reaper Decoration with Chain, 72‘’ Life Size Hanging Animated Skeleton Ghost with Light-up Eyes Sound and Creepy Sound Decorations for Halloween Haunted House Prop Decor, Outdoor/Indoor, Lawn Decorations CREEPY DECORATION. SUPER VALUE PACK. ENDLESS FUN. Best Halloween decoration, Halloween prop for your home yard, graveyard scenes or Halloween party! meets the decoration of the daily courtyard party and is in line with the decoration of the Halloween theme.