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 features a user-selectable auto-off timer.The onboard logic allows you to select whether or not to engage the auto-off timer.When engaged, the timer will automatically power down the optic after no buttons are pressed for 12 hours ensuring the sight is always at-the-ready regardless of what brightness setpoint is chosen; waterproof, fog and shock proof construction; compatible with t1 mounts.The trs-26 comes with a high-rise t1-compatible mount, battery, spudz cleaning cloth and a multi-tool.Battery: CR2032Magnification: 1xObjective: 26mmField Of View: UnlimitedEye Relief: UnlimitedDot Size: 3 MOALength: 2.75"Weight: 6 ozFinish: BlackReticle: Red DotAdjustment Size: 1 MOAProofs: Fog/Shock/WaterproofOptic Coating: Multi-CoatedWindage Elevation: Adjustable