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 packing 1 x 9 mm laser training cartridge 9× Batteries Product Dimensions: Length: 1.2 inches Width: 0.38 inches Bright laser Laser class IIIA, less than 5 mW, red laser with an effective range from 5 do 100 meters. Improve your shooting accuracy Our 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store