<br><b>Description :</b> <br><br>This boresighter is a precision instrument constructed of the finest materials and and assembled by highly skilled craftsmen for a lifetime of trouble-free use. This laser boresighter is designed to quickly get your refile, handguns, or shotgun “on the paper” and will save your time and money. Final sighting-in should be done by shooting the firearm and fine tuning the adjustments.<br><br>Please read the manual carefully before you use this laser bore sighter. Here is the simple step for using this laser bore sighter:<br>1.Select the proper adapter and find the largest diameter adapter that will fix in the muzzle of your firearm. <br>2.Screw the adapter into the small end of the laser emitter using the small screw in the center if the adapter. <br>3. When you turn the laser on, a small red/green laser dot will be emitted. And then you can adjust your scope’s wind age and elevation so that your cross hair aim at the red/green dot.<br><br>Specifications:<br> <br>-Power: <5mW Laser :Class 3R <br>-T6061 High class aluminum alloy in beautiful black matte<br>-16 bore adjustable adapters to fit all for .170 .22 to 12GA caliber<br>-Screws already are set in the factory when center aligning.<br>-For any for .170 .22 to 12GA handguns, rifles, sights and rifle scopes<br>- More convenient and accurate than scope and sight alignment. Easy to Use!<br>- Battery: 1pcs CR2(15270 Li-ion Battery) <br>- Length: 180mm, Head Dia: 17mm, Tail Dia: 4mm<br><br>Package:<br>1 x Laser Bore Sighter <br>1 x Screwdriver<br>1 x Allen Key<br>12 x Adjustable Adapter Tips <br>1 x battery<br>1 x manual<br>1 x Exquisite Storage Box<br> <br>Note: <br><br><b>BEFORE BORESIGHTING YOUR SCPOE, MAKE SURE THAT THE FIREARM IS UNLOADED AND THE MUZZLE IS POINTED IN A SAFE DIRECTION.</b><br><br>.<b>AFTER THE FIREARM IS BORESIGHTED, BE SURE TO REMOVE THE BORESIGHTER FROM THE GUN</b>