ABOUT THIS ITEM * IIIA Class Green Laser Power Output ≤5mw, feaures 532 nm wavelength, highly visible green laser in any environments which can reache up to 100 to 300 ft. during the day and up to 1000 ft. at night. * Ultra lightweight and compact, small size 2.4"L x 1.18W x 0.85"H. Weight: 1.57oz (battery included). Super sleek design fits in holsters, great for concealed carry. * Low profile with ambidextrous on-off switch. Ease of use, installed within minutes with a quick detach mount. * Machined from High-strength aircraft aluminum body is hard anodized with a Mil-Spec finish for extreme durability. Shock proof,These green laser sights stand up to recoil better than other types of laser gun sights. * The Feyachi PL-34 green laser sight fits most standard, full-sized, rail-equipped pistols, rifles and shotguns with Picatinny or Weaver rails. Includes 2 sets LR44 batteries ( extra one set ). * [https://cdn.shopify.com/s/files/1/0599/5508/5505/files/3034A_2048x2048.png?v=1683354213]