Fisher-Price Thomas & Friends Wooden Railway, Sodor Oil Derrick - Battery Operated Accessory piece can be attached to any Wooden Railway train track layout and played with any Wooden Railway train engine or cargo car Children can turn the red handle to activate the mechanical oil derrick pumping motion, lights and sounds Lights and sounds play as children lower the oil pump nozzle Helps develop gross motor skills, sensory skills & reasoning skills Great addition or beginning to your Thomas collection!