Take construction creativity to a whole new level with bright lights and movement! Provides the perfect next step for kids who have the Basic Building Sets (LER 9162 & LER9164) Works with all other Gears! Gears! Gears!(R) sets for maximum building possibilities Features 121 durable plastic gears that snap together and pull apart easily, with no wrong way to build Includes power motor, flashing lights, glow-in-the-dark stickers and more All pieces store in a sturdy tub, included Flashing lights require button-cell batteries, included; motor requires 3 AA batteries, not included For Ages 5 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.