Perfect for home defense, security teams and even hunting, the Sightmark LoPro Mini Green Laser Sight delivers pinpoint accuracy in any light condition with a class IIIa laser capable of reaching out to 600 yards at night (50 yards in daylight). The LoPro Mini Green Laser Sight features IPX5 weather-resistant and shockproof reliability, digital switch operation, push-button or pressure-pad operation, hand-adjustable windage and elevation, and up to 18 hours of operation from a single CR123A battery. The LoPro Mini Green Laser Light is recoil rated up to .308 and mounts perfectly to Weaver and Picatinny rails. Specifications: On/Off Operation: Push button or pressure pad 14 Laser Wavelength, nm: 520 nm Laser Type: Class IIIa Laser Power Output: ?5 Dot size (in @ 50yd): 1.5 Visibility-Day: 50yds Visibility-Night: 600yds Adjustment Value: 1 MOA Elevation Range of Adjustment: 200 MOA Windage Range of Adjustment: 200 MOA Battery Life: 18 Hours Maximum Recoil: .30-06 Battery Voltage: 3 V Finish/Color: Matte black Body Material: Aluminum IP Rating (waterproof): IPX5 - water resistant Shockproof: Yes, 8ft/2.4m Mount Type: Picatinny Operating temperature, F/C: 32 to 120 / 0 to 49 Length (in/mm): 2.6 / 67 in/mm Width (in/mm): 2.1 / 54 in/mm Height (in/mm): 1.4 / 36 in/mm Weight, oz: 6.7 oz.