EOTech Holographic Weapon Sight | Model 552 | XR308 .308 Ballistic Drop

Description Are you a sportsman interested in hunting with night vision?  Give the 552 another look.  The 552 is EOTech's most affordable night vision-compatible sight and it partners with most night vision-devices.  The 552 is designed to increase your speed to target even after the sun goes down.                 **Please Note: The XR308 reticle was designed specifically for the military M240 machine gun.  It should be used with .308 cal with 150 gr M59 FMJ at roughly 2,800 fps with a 24.8” barrel. Length/Width/Height: 5.6” x 2” x 2.5” (143 x 51 x 64 mm) Weight: 11.5oz (325 g) Water Resistant: Submersible to 33 ft. (10 m) depth Mount: 1” Weaver or MIL-STD-1913 rail Brightness: 20 daylight settings 10 additional settings for Gen I through III+ night vision devices Power Source: Two 1.5 V AA batteries Supports lithium, alkaline, or rechargeable Battery Life: Lithium: 1,000 continuous hours at nominal setting 12 at room temp. AA alkaline: 600 continuous hours at nominal setting 12 at room temp.