Crimson Trace's CMR-209 Rail Master provides both target identification at an unbeatable price. It features a 200-lunem light with instant Tap-On/Tap-Off activation. Additionally, the CMR-209 Rail Master excels at handgun applications, but is also well suited for rifles and shotguns outfitted with M1913 Picatinny rails. Features: Instant Activation: Tap-On / Tap-Off200 Peak Lumens LED White LightMaterial: PolymerWater Resistant (IPX4)Impact resistance up to 1 meterModes: On/Off, MomentaryBattery life: 1 hr 30 min Crimson Trace CMR-209 Rail Master Universal 200Lu Tactical Light 01-00010