Holosun

The HS510C is an open reflex optical sight designed for rifle and carbine applications. Features include Holosun’s Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake.

Red dot is great for AR pistol or Rifle platforms.  Multi Redical option as well as solar capabible in a pinch. 

HOLOSUN® Limited Lifetime Warranty

https://holosun.com/index/category/items/id/94.html

In the Box:

Absolute Cowitness QD Mount

T10 L Key

User Manual

CR2032 Battery

Lens Cloth