ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield XD-E Black. ArmaLaser designed these Red Laser Sights with 2 options for activation: the FLX switch for intuitive instant activation and the switch on the GTO that you can access with your index finger. The master on/off switch on the ArmaLaser GTO/FLX Red Laser Sight lets you turn it off to use BUIS or other optics. Customize your Springfield pistol with the ArmaLaser GTO/FLX Finger Touch Polymer Red Laser Sight. Specifications for ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield Handguns: Manufacturer: ArmaLaser Color: Black Beam Color: Red Laser Output: 4 mW Wavelength: 635 nm Maximum Range: 50 ft Attachment Type: Weaver Picatinny Battery Type: 357 CR1/3N Lithium Battery Quantity: 2 Gun Make: Springfield Armory Mount Type: Weaver Features of ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield Handguns Grip-Touch Activation by using FLX Side-Touch Activation without FLX Ultra-bright Class 33R 635nm Package Contents: ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield Handguns What firearm models does the manufacturer say ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield Handguns is compatible with? The manufacturer suggests that ArmaLaser GTO/FLX Finger Touch Red Laser Sight for Springfield Handguns is compatible with Springfield Armory XD-S Springfield Armory XD Springfield Armory XD-M 3.8in Springfield Armory XD-M Springfield Armory XD-M 5.25in Springfield Armory XD Mod2 .40 S&W Springfield Armory XD Mod2 9mm Springfield Armory XD Mod2 .45 ACP Springfield Armory XD-EArmaLaser GTOFLX83: GTO/FLX Finger Touch Red Laser Sight for Springfield XD-E Black