The exps3 offers true 2 eyes open shooting and a 7 mm raised base that still allows for 1/3 iron sight co-witness.It features easy-to-adjust side buttons and an adjustable, locking, quick-detach lever for easy attachment and removal.It's night vision-compatibility makes it a versatile choice for day or night hunting.Night vision-compatibility makes it a versatile choice for day or night hunting.Night vision capable for gen i-iii+ devices.Features auto shut down at 8 hours.Battery: CR123Magnification: 1xObjective: 1.20"/30 mm x 0.85"/23 mmField Of View: 30 yds at 100 ydsEye Relief: UnlimitedDot Size: 1 MOALength: 3.80"/96.5 mmWeight: 11.20 oz/317.5 gFinish: TanReticle: 1 MOA DOT/ 68 MOA RingAdjustment Size: 0.50 MOAProofs: Water/Weather ResistantOptic Coating: Anti-ReflectionWindage Elevation: Adjustable