High accuracy, fast gun zeroing and sighting.
Suitable for the .223 556 chamber.
Sturdy brass construction,the boresighter is high quality.
Comes with 3 sets of batteries (9 LR41 batteries) which have longer service life.

1.Unscrew the back cap from the bore sight by turning counter clockwise.
2.Insert batteries (+ side up) inside the rear opening
3. Turn the screw cap clockwise to tighten the cap (the laser is now on).
4.Place bore sight in your rifle’s chamber carefully and close the bolt.
5.To remove - open the bolt if it does not automatically extract, manually remove the unit by tilting the rifle’s barrel upward (always practicing safe firearm practices).
6.Unscrew the back and remove the batteries to turn the bore sight off .

Using high quality module with qualified electronic and assembled by professional craftsmen,it provides with a long service life of trouble-free use.

Comes with 3 sets batteries (9 LR41 batteries) which have longer service life,it give you longer aiming correct.

In dimly lit environments, sighting range of the bore sight is 15 to 100 yards.