The Olight Baldr RL Black features a solid aluminum alloy construction with a black matte finish. It has three settings plus a strobe function, with a red laser sight and white LED with a max output of 1,120 Lumens at 240 meters. It runs on two CR123A batteries, included. Fits Picatinny (MIL-STD-1913) or Glock Rail. It's 4.55" x 3.3" and weighs 4.55oz.