BEAMSHOT GB1000 True Daylight Green Laser SightBattery & M1 Mount Included) Made in Taiwan with a high-quality manufacturing service and outstandingly lower RMA rate than the industrial average for others made in China Lighter (4.23 oz. incl. battery); Operation by removable finger-touch pressure switch & 10" cable The 532nm laser and exceptional glass optics produce a beam visible 1200 yards at night and 60 yards during true daylight viewing 20 times brighter than red laser gun sights and produces a target dot smaller than 2" at 100 yards for precise accuracy Free accessory included: Battery and M1 Mount are all included (Valued USD40)