Theopot Bore Sight Cal 223 5.56mm Red Dot Boresighter Laser Sight with Three Sets of Batteries

Class IIIA laser, less than 5mW. Made to fit the .223 chamber, caliber specific. By projecting a straight red laser beam from the center , providing a precise reference for zeroing in on your target, allows for quick and accurate resetting of any sights. Comes with 3 sets batteries(9pcs LR44 battery )which can last longer use time.Before use it, remove the plastic packaging of the batteries.CAUTION: Avoid direct eye exposure to beam. Sturdy brass construction.High precision processing technology and advanced production management, firmly compatible with your accessories.And we provide lifetime warranty and 100% Satisfaction Money-Back Guarantee.