The SplatRBall Full Auto 375 Water Bead Blaster shoots 7.5mm Splat-R-Ball water bead ammo and it has a 375 round internal reservoir. It shoots 7 rounds per second at a velocity of up to 135 fps. Shoots soft, non-staining water balls with virtually no cleanup. This kit contains one water ball Blaster with 375 round internal reservoir, a sling clip, 2,500 rounds of certified SplatRBall water ball beads, a rechargeable 7.4V 500 mAh battery with USB charging cable, foldable water ball loading funnel and safety glasses.