The Caterpillar Power Haulers Excavator features: REALISTIC LIGHTS & SOUNDS: Features flashing lights with engine and hydraulic sounds. MOTION DRIVE TECHNOLOGY: Push the vehicle forward to make the engine rev and activate the lights. Push the vehicle backwards to hear back up sounds. Move the articulated bucket to activate hydraulic sounds and flashing lights. REAL WORKING FEATURES: Real working boom and scoop bucket. REALISTIC CATERPILLAR CONSTRUCTION EXPERIENCE: With intuitive lights & sounds created with the child's interaction. It's just like being at a real construction site! INTERACTIVE PLAY: The features activated by the child's interaction with the vehicle create engaging and realistic construction experience every time they play!