This guide covers the installation and basic operation of the Eotech EXPS 3 HD, as presented by Roger Barrera of QVO Tactical at SHOT Show 2026. It details the quick-detach mounting process, battery installation, and the use of the new rotary dial for adjusting the 7 daylight, 1 auto, and 4 night vision settings. The optic features a durable aluminum housing and the signature holographic 'donut of death' reticle.
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