Harold, the heroic helicopter from Thomas & Friends, brings even more action-packed fun to your Track Master motorized railway with lights, sounds, and phrases! Connect the base of Harold's Helipad to your Track Master track, and send your motorized trains speeding through, or use the brake-track to stop them beneath. When you set Harold down on top of the helipad, the LED starts to flash and the alarm sounds - it's time for a rescue mission! You'll also hear realistic helicopter sound effects, and fun phrases from the show. For exciting search and rescue adventures, attach the included cargo piece to Harold's hook and send him soaring into action!.