PLEASE NOTE: THIS SET IS A LED LIGHTING KIT ONLY. LEGO SETS ARE NOT INCLUDED. ABOUT Carousel ( 10257 ) LIGHTING KIT This lighting kit is designed specially for the LEGO Creator Series New Carousel Set 10257. Bring magical shine to your New Carousel Set 10257. This highly detailed LEGO model is a spectacle in itself, but when paired with our lighting kit, this charming model come alive, not only during the day, but also at night. ABOUT INSTALLATIONFollow the instruction book step-by-step to light up your Carousel 10257, something amazing will happen at night. All our kits are plug and play - no electronics knowledge needed! Browse on the User Guide, which can be a great help in latter installing. Test the product to see if it works properly before installation. Prepare 3 AA batteries or brick separator in advance. WHAT'S INCLUDED - The set with customized led wire led light and bricks. AA Battery Pack (AA Batteries are not included). Step-by-step instructions for books. (Just as the LEGO set building way, but easier.) Universal instructions books. Original LIGHTAILING box with a good package.