Lasertac Compact Green Laser Sight for Rifles and Handguns (Glock, Sig Sauer, Smith & Wesson, Springfield, Beretta, H&K, Taurus, Ruger, FN etc pistol) Compact green laser fits both handguns and rifles with accessory rails Bright green laser for both daylight and night targeting True ambidextrous switch offers one hand operation Optional pressure switch (included) for both momentary and steady on beam Strict quality control on reliability and durability