Description Reduce wasted ammo and keep precision accuracy at your fingertips with the FirefieldA(R) Universal Red Laser Brass Boresight. The fastest gun zeroing and sighting system there is, the laser bore sight attaches easily to any rifle to begin shooting in minutes. Once placed on the end barrel of the Firearm, the red laser dot appears exactly where the barrel is pointed, allowing the weapon sights to be adjusted to the theoretical impact point. Live fire is only needed to fine tune for bullet drop and windage compensation. Whether used for hunting or target shooting, FirefieldA(R) bore sights enhance every adrenaline-filled moment. Included in Package Batteries Type: AG13 Quantity: 3 Product Downloads Product Specifications Features Precision Accuracy Reliable and Durable Aluminum Construction Compact and Lightweight Fastest gun zeroing & sighting system EXPORT CONTROL NOTICE: This product is controlled for export and in-country transfer under the Export Administration Regulations (EAR). Diversion contrary to U.S. law prohibited. Specifications Laser Wavelength 632-650 Output Power, mW