NQP1045 Features: * Bore sight with external battery box * Most complete, accurate, and versatile system on the market * Comes with compact high quality nylon pouch to store and transport all of your boresights and arbors * Made from 100pct brass for the highest quality and durability possible * Slide boresight cartridge into caliber-specific sleeve in rifle chamber and laser dot isp rojected down exact centerline of barrel * Diagramextremely accurate scope or sight adjustment * Battery box doubles as a storage container for bore sight >li>Integrated magnet lets you stick battery box to firearm while you sight in * Minimum sighting range: 3 yards * Maximum sighting range: 100 yards * Battery: (2) AAA batteries, 28 hours of continuous life Specifications: * Output power:<5mW Dimensions: * Wave length: 650NM Warranty: * 5 Year limited warranty