LASERLYTE laser trainer 380 ACP cartridge built in SNAP CAP for dry fire training the LASER BULLET is centered in the chamber with RUBBER ORINGS great for laser training with your PISTOL no ammo needed INSERT INTO the chamber pull the trigger the laser ammo will fire a dot for 1/10 second simulating bullet impact. The built in snap cap will protect your firing pin when dry firing with the rubber insert centering rings keep the laser accurate SAVE TIME and money train at home no need to go to the range all the time when you can be at home on your own indoor range NO NOISE traffic or expensive ammo to burn up just the sound of clicks and the laser dot change batteries in 3000 shots TRAIN INDOORS on or off your favorite couch with air conditioning works with all LaserLyte targets practice trigger control sight alignment improve your skills or teach a kid or new shooter safe shooting skills fire the laser for instant feedback BRIGHTEST AND MOST POWERFUL laser we are legally allowed to produce. The bright laser dot can be seen over 100 yards away at night. Power Output: 630 - 670nm, &lt;5mW, Class: IIIa Fires laser dot for 1/10 of a second Built in snap cap protects gun Safe dry fire, no real ammo Tapered nose for easy loading