eaturing a sliding rail block for precise positioning, the black PL-3 Valkyrie Weaponlight from Olight shines a powerful 1300-lumen beam and uses readily available CR123A batteries. The rail mount features an adjustable locating block for a customizable fit on a variety of rails. A robust locking device ensures secure attachment while allowing easy, one-handed mounting and dismounting. The light will remain stably mounted shot after shot. Dual ambidextrous switches allow you to quickly and easily choose between momentary and constant-on modes with either hand while also giving access to the strobe. Maximum runtime is approximately 270 minutes. Maximum output of 1300 lumens as well as a 200-lumen low mode Adjustable locating block for a customizable fit on a variety of rails Robust locking device ensures secure attachment while allowing easy, one-handed mounting and dismounting Always ready to go with CR123A batteries, no recharging required Comes standard with Glock and Picatinny rail inserts for easy mounting to almost any short setup Dual ambidextrous switches allow you to quickly and easily choose between momentary and constant-on modes with either hand while also giving access to the strobe