Nerf Pro Gelfire blasters feature hydrated rounds that explode on impact, have high capacity, and offer high-performance blasting. The rounds come hydrated in the box and fire from the launcher at high velocity and explode when they hit a target. No need to collect rounds! The Nerf Pro Gelfire world. Includes blaster with full and semi-automatic modes, high-capacity 300 round hopper, 1600 hydrated super absorbent soft Nerf Pro Gelfire polymer projectiles, removable barrel, extendable material, protective glasses, easy-slide rechargeable battery, and universal USB-A to USB-C charging cable. Requires USB-A wall charger, not included. It is recommended to use outdoors.