Give Me Bore Sight Zeroing Sight with Gun- 223 5.56mm Laser Bore Sight Cal Red Dot Boresighter with Two Sets of Batteries-1PC-

Specification -- Dot Color: Red -- Material: Brass -- Sighting Range: 15 to 100 yards -- Power: <5 mW -- Battery Type:3 X AG3 (Included) CAUTION -- Be sure that your firearm is unloaded and pointed in a safe direction before attempting to insert the boresighter. -- Do not place Bore Sight in a humid place to ensure that it can be used normally and does not affect the shot accuracy. -- Do not dry-fire your firearm while the boresighter is inserted. It may cause damage to the bore sight. How to use the bore sight?-- 1.Remove the back cover (turn it counterclockwise).-- 2.Insert 3 batteries into the back cover(+ side up).-- 3.Close the back cover and the laser is turned on (rotate the back cover clockwise).-- 4.Place in your rifle’s chamber 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.Turn off the device (release the back cover and remove the battery).Package included-- 1 X Bore Sight-- 6 X AG3/LR41 Batteries