The caliber-specific LaserLyte Laser Trainer Cartridge offers a revolutionary way to train almost anywhere. The Laser Trainer Cartridge is the most realistic training option in LaserLyte's popular line of Laser Trainers with the choice to practice tap, rack, bang or malfunction drills. Designed to match popular calibers the Laser Trainer Cartridge fits inside the chamber and features a firing-pin activated switch that indicates bullet impact with a bright red laser dot. For the cost of one or two visits to a local range, shooting enthusiasts can enjoy a lifetime of free training with the Laser Trainer Cartridge at the location that works best for them. Each Laser Trainer Cartridge easily installs into the firing chamber in seconds, works regardless of barrel length and does not stick out of the barrel. The Laser Trainer Cartridge activates for 1/10th of a second each time the firing pin strikes the cartridge. This modified cartridge is rimless, so the Laser Trainer Cartridge is not ...