EOTech EXPS2-2 Holographic Sight
Offering true 2 eyes open shooting, a transversly mounted lithium 123  battery, and 7 mm raised base offering iron sight access, the new EXPS2  features easy to adjust side buttons and an adjustable, locking, quick  detach lever for easy attachment and removal.* Reticle is a 65MOA circle with two 1 MOA aiming dot* Single transverse 123 battery to reduce sight length* Shortened base only requires at most 2 3/4 inch of rail space* Battery cap and latch are eliminated and replaced with a simple O-ring, tethered cap; better sealing is achieved* Battery compartment is now separated from the base to allow it to hover over the delta ring of the rifle* Average battery life at brightness level 12 is roughly 600 hours* Side buttons with an adjustable, locking, quick detach lever for easy attachment and removal