Features:100 brand new and high qualityThis durable all metal laser sight comes with tools to adjust windage and elevation to suit your needs.The unit also includes an interchangeable switch which allows the user to press the unit to turn on or to use an attached remote to turn on the scope.Prop up the scope using only a 20mm weaver mount or an 8 shaped 1'' mount.Product properties:Brand: noneType: Laser SightModel Number: noneSight gun-type: HandgunAnchorage Type: Red DotSpecifications:Length: 117mm.Reaching Distance: 980ft/300m.Wave Length: 532nm.Power: Less than 5MW.With 220mm rail mounts(including one Dual 25.4mm Ring Mount).Material: Aluminum.Battery Model:16340.(NOT included)How to Operate:Fix the laser sight to a weapon.Adjust the elevation and windage by twisting two small screws in the head with the hex wrench. Turn them until the main laser overlaps with the scattered points.Press the button to turn on the laser.To change the battery, unscrew and open the back cover, then replace the battery.Warning:Do not look directly at the laser beam.Do not point the laser beam at people.Do not aim the laser at reflective surfacesDo not look at the laser pointer using optical instruments, such as binoculars or microscopesChildren should not use the laser pointers unless under the close supervision of an adult.Package includes:1*Powerful Tactical Green Dot Laser Sight