Get the best of both worlds with the EOTech HWS 518. Get all of the features found with the EXPS, but with easy-to-find AA batteries. The 518 weapon sight features a heads up design that allows both eyes to be open in order to maintain peripheral vision and depth perception while shooting buttons. 

The HWS 518 design is sleek and low profile, and offers side buttons that allow the user to position it closer to the magnifier to reduce rail space. 

EOTech 518 Holographic Weapon Sight Features 

• Easy-adjust side buttons
• Adjustable, locking quick-detach lever fits both 1” Weaver and MIL-STD-1913 rail
• Operates on 2 common AA Alkaline or Lithium batteries
• Magnifier compatible
• Submersible to 10ft (3m) depth

EOTech 518 Holographic Weapon Sight Specs

• Manufacturer: EOTech
• Country of Origin: U.S.A
• Model: 518.A65
• Finish: Matte Black
• Dimensions: 5.6" x 2" x 2.9" (LxWxH)
• Illumination Type: Holographic
• Illumination Color/ Reticle : Red / 68 MOA Circle 1 MOA Dot 
• Eye Relief: Unlimited
• Weight: 13.8 oz
  
• Battery: AA
• Magnification: 1X
• Adjustment Click Value: 1/2 MOA
• Water-Resistant: 10ft (3m)
• Batteries Included: Yes
• Mount: 1” Weaver or Mil-STD-1913 Rail
•  Temperature: -40°F to 140°F (-40°C to 60°C)
• Brightness Level: 20 daylight settings
• Package Content: HWS 518, Quick-Start Guide, Registration/Warranty Card, 2xAA Battery, & Protective Case.

 WARNING: California`s Proposition 65