The Trigicon RMR Type 2 LED Sight is designed to improve precision and accuracy with any style firearm or caliber, and possesses the same durability as the legendary ACOG. The RM09 series is an LED sight that is housed in forged aluminum, providing a lightweight yet resiliant optic. Quick windage and elevation adjustments are simple and fast, with improved easy-to-use adjusters with audible clicks. Offering eight brightness settings, the reticle can be manually adjusted by pressing the plus or minus buttons on either side of the unit. To switch to auto adjust mode simply press both buttons simultaneously and release. To save battery life turn the optic off by pressing both buttons simultaneously and holding for 3 seconds. Package Includes: a 1 RMR w/ 1.0 MOA Dot a 1 CR2032 Battery a 2 RMR Screws a 1 Hex Wrench a 1 RMR Manual a 1 Trijicon Sticker a 1 Warranty Card