Burris FastFire III - Review - Installation on M&P9L C.O.R.E.

Burris FastFire III Specs: -Magnification 1.07x -Sight Window .82" x .59" -Elevation/Windage Adjustment 190" @ 100 Yards -1 MOA Click Adjs -Recoil Resistance 1000 G's -Operating Temp -10 to +130 F -Battery Life (Unofficial Est.) 10,000 Hours (I contacted Burris and they told me that battery life is rated @ 2 years under normal use, or 5,000 power cycles. They don't quote constant on numbers.) -Battery CR 1632 Lithium -Weight .90 oz -Price Tested $245