You want your SHRED-ER to work? Don't forget the CO2!Carbon Dioxide cartridges allow for shooting in rapid succession without the need to manually pump the SHRED-ER between shots. Pioneered in the 1930s, the Powerlet CO2 enables you to shred the sh!t out of giant roaches, murder hornets, scorpions and the like. Each cartridge, if inserted correctly, provides 60 high powered shots. 5-Count package 12-gram, small neck CO2 cartridges Snug fit and solid seal for reliable performance Made in USA with globally sourced components Do not expose to heat or store above 120deg F (Don't take 'em to death valley) Keep away from children & idiots who think they are fit for human consumption Recommended to eliminate pests including: Giant Roaches/Waterbugs, Murder Hornets, Carpenter Bees, Centipedes, Scorpions, Giant biting spiders such Banana or Joro, Locusts, Potato Beetles, Squash Bugs, Tomato/Hornworms, and Lantern Flies. NOT Compatible with BUG-A-SALT 2.5, 2.6, 3.0, and 3.5!