Laser Boresighter with Batteries The Bore Sight Laser is specifically designed to be the perfect tool for quickly and accurately zeroing in your red dot optic. Built with precision and durability in mind, this laser bore sight helps you save time and ammo by getting your optic aligned in just a few minutes. 🟢 Green laser comes with 12 batteries Key Features: Caliber-Specific Fit: The bore sighter is precision-engineered ensuring a snug and accurate fit for optimal performance. Class IIIA Laser: The visible red or green laser operates at <5mW power, making it safe to use and bright enough to easily see, even in daylight conditions.  High Accuracy: Each laser bore sight is thoroughly tested and calibrated to provide pinpoint accuracy, helping you quickly zero in your red dot sight without wasting ammo. Durable Brass Construction: Crafted from high-quality brass, this bore sight is built to withstand wear and tear, resisting deformation even in challenging environments. Operates in temperatures from -10°C to 40°C. Upgraded Battery Life: Includes upgraded batteries, providing up to 1.5 hours of continuous use. Remember to remove the batteries after each use to preserve their life. Versatile Range: The laser sighting range extends from 15 to 100 yards, making it versatile for both close and long-range sighting adjustments. Specifications: Material: Brass Power Output: <5mW (Class IIIA) Battery Type: LR41 Dimensions: Length: 33.8mm; Tail width: 8.5mm; Head width: 8.6mm Temperature Range: -10°C to 40°C Package Includes: 1x Bore Sight LR41 Batteries