Nerf N-Strike Barricade RV-10 Motorized Semi-Auto Blaster with 30 Whistle Darts Special Value Pack Includes an Additional 20 Whistler Darts, for a total of 30 included darts. Motorized semi-auto blaster features a 10 dart revolving barrel for action-packed blasting excitement The compact design of this sidearm blaster means it's easy to take along on any mission Quick and reliable, your revolving barrel blaster is the one to turn to when you're outnumbered Requires 3 AA batteries (not included). Ages 6 and up