The LoPro Green Laser was designed to be placed on either Weaver or Picatinny mounts for versatile use. 1-MOA click-value adjustment, adjustable windage and elevation turrets allow you to zero in the laser dot for close-range shooting. Visibility ranges from 50 yards in daylight to 600 yards at night. With a matte-black finish, the LoPro Green Laser is machined out of high-performance thermoplastic for heat-corrosion and impact resistant performance. Waterproof and shockproof for when the conditions get rough. Requires one CR-123 battery with up to 27 hours of battery life (included). Includes Velcro® strips so switch can be mounted for easy on/off. Imported.