Bushnell AR Optics TRS-26 1x Red Dot - 3 MOA Dot - The Bushnell AR Optics TRS-26 Red Dot goes beyond its historic predecessor with improvements in several key areas including longer battery life, bigger objective lens, and a sharper 3 MOA dot and push button operation. The TRS-26 is powered by 1 CR2032 battery and sets the industry standard with more than 50,000 hours of battery life. The Bushnell AR Optics TRS-26 is the standard for multipurpose red dots. Black With 3 MOA Red Dot Reticle Waterproof Construction - O-Ring Sealed Optics Stay Dry Inside, Even When Totally Immersed In Water Shockproof Construction - Built To Withstand Bumps, Bangs, Drops And The Rough-And-Tumble Environment Of The Field Nitrogen Purged Fog-Proofing - Nitrogen Inside The Scope Ensures Interior Optical Surfaces Won't Fog Due To Humidity Or Rapid Temperature Change Is Compatible With T1 Mounts