Fit into most Gun: The Weaver Rail of Inlook Red Dot Laser Sight is Picatinny 20mm Standard size
Higher Accuracy: Inlook Red Dot Laser Sight Adjust to windage and elevation for day & night shooting. it is anti-vibration, fog-proof and shock-resistant
Long Endurance Life: with its covering is made from high-strength Aluminium Alloy and undergoes anti- corrosive treatment. so it has a good Endurance Life.
Portable to take: its Size is 2.4" x 1.15" x 0.85" or 60mm x 29mm x 23mm. Weight with Battery is 1.65 oz. Voltage: 3 x 1.5v LR44 Batteries.