EZshoot 223 5.56mm/7.62x39mm/12GA/.45acp Red Laser Bore Sighter

About Laser Bore Sight 【Powerful Laser】The preset laser visual range of the 7.62x39 bore sight reaches 15-100 yards, also convenient for you to use in any weather condition. Class IIIA laser, less than 5mW. 【High precision】The centered laser helps you precisely zero in scopes or sights. Fast gun zeroing and sighting without wasting ammo. 【Easy to pack and travel】Our 7.62x39 laser bore sight is portable, which is convenient to carry out for activities. 【7.62x39mm/12GA-pgraded Battery Life】Comes with 3 AG3/LR41 batteries. It is long enough power time to complete the zeroing operation. 【223 5.56mm/.45acp-2 Sets of Battery for 3Hrs Battery Life】Comes with two sets of LR41 batteries (1 set of 3 pieces), and you can replace battery at any time. It is long enough power time to complete the zeroing operation. 【223 5.56mm】Light and compact for .223 REM Boresight 【7.62x39mm】Perfectly fits for 7.62x39 chamber, caliber specific. 7.62x39 laser bore sight is made of sturdy brass constructio