SureFire X300T Turbo Series High-Candela LED Weapon Light 123A Lithium White Light 650 Lumens Black. You can count on the X300T-B to help you positively identify threats at significant distances while temporarily impairing an aggressors vision. It also provides extensive peripheral illumination to help you maintain situational awareness. Activating the X300T-B is done via ambidextrous switching located at the rear of body providing one-finger control press the switch on either side for momentary-on activation flip up or down for constant-on activation. Optional DG grip switches (for pistols) and a pressure activated XT07 tape switch (for long guns) permit the X300 Ultra to be activated without altering your grip on your weapon. The rugged X300T-B Ultra with its T-slot thumbscrew clamp attaches securely to the Universal and Picatinny rails found on most handguns. Its high-strength aerospace aluminum body is Mil-Spec Hard Anodized for superior toughness and is O-ring and gasket sealed to make it weatherproof. The X300T-B sets new boundaries in handgun WeaponLight performance while delivering the same quality and reliability that makes SureFire a trusted name by professionals worldwide. Specifications for SureFire X300 TURBO Series-B High-Candela LED Weapon Light: Manufacturer: SureFire Light Output: 650 lumens Bulb Type: LED Battery Type: CR123A Lithium Beam Color: White Gun Model: Universal Diameter: 1.125 in Weight: 4.4 oz Bezel Diameter: 1.125 in Weather Resistance: Yes Condition: New Gun Type: Pistol Mount Type: Picatinny Attachment Type: Picatinny Fabric/Material: Aluminum Features of SureFire X300 TURBO Series-B High-Candela LED Weapon Light: Precision reflector produces a peak beam intensity of 56000 candela for long distance illumination Dimensionally identical to the X300U-B Compatible with X300U-B holsters Integral ambidextrous momentary- and constant-on switching provides easy instant activation Attaches securely to both Universal and Picatinny accessory rails Mil-Spec hard-anodized aluminum body and tempered window make it light rugged durable and combat ready Meets IPX7 waterproof test standard at 1 meter for 30 minutes Accepts optional pressure-activated DG and XT remote switches for precision control without altering weapon Package Contents: SureFire X300 TURBO Series-B High-Candela LED Weapon Light SureFire X300T-B: X300T-B High-Candela LED Weaponlight 123A Lithium White Light 650 Lumens Black