Laser training cartridge cal. Bright laser: Laser class IIIA, less than 5 mW, red laser with an effective range of 5 do 100 meters. Improve your shooting accuracy: Our 9mm laser training cartridge is an effective tool for improving your shooting accuracy. It emits a bright laser beam, which thanks to continuous practice helps to improve accuracy and shooting skills. With its seamless compatibility with a wide range of do dry exercise apps, you can easily track your progress and see your shooting skills improve over time. Training anytime, anywhere: With our laser training cartridge, you can train and hone your shooting skills anytime, anywhere. This convenient tool allows you to practice shooting from the comfort of your own home or in the backyard. List of things do packing1 x 9 mm laser training cartridge9 Batteries Product Dimensions:Length: 1.2 inchesWidth: 0.38 inches Bright laserLaser class IIIA, less than 5 mW, red laser with an effective range from 5 do 100 meters.Improve your shooting accuracyOur 9mm laser training cartridge is an effective tool for improving shooting accuracy. It emits a bright laser beam, which thanks to continuous practice helps to improve accuracy and shooting skills.