"Ding! Ding! Ding! Train's comin'! Push the train over the track to activate the crossing gate (or use your own RC-sold separately) See it lift & lower, complete with flashing lights, bells and train sounds-just like the real thing! It's all part of the adventure fueled by your child's imagination and a little help from Sighter & Seeker-the "Lookout" Team! Includes 1 AA alkaline battery, lights & sounds crossing gate, Seeker the articulated figure, engine and 3 pieces of Snap-Lock track."