<p>Not only is it built with a CNC-machined 7075 aluminum housing, the HOLOSUN® HS407C X2 Reflex Sight comes equipped with advanced features any shooter will appreciate. This open-frame, 1X-magnification, pistol-sized optic delivers a crystal-clear, multicoated-glass sight picture. Although it's powered by a long-lasting CR1632 battery, it also features HOLOSUN's Solar FailSafe™ backup cell that allows this unit to run up to 50,000 hours on a single battery. This parallax-free optic boasts unlimited eye relief and an easy-to-see, LED-projected 2 MOA red dot. The HOLOSUN HS407C X2 Reflex Sight also features Shake Awake technology, which recalls your last setting. .5 MOA adjustments per click.<br></p> <ul> <li style="list-style-type: inherit;">Equipped with advanced features</li> <li style="list-style-type: inherit;">Crystal-clear, multicoated-glass sight picture</li> <li style="list-style-type: inherit;">CNC-machined 7075 aluminum housing</li> <li style="list-style-type: inherit;">Solar FailSafe backup cell keeps it running for up to 50,000 hours</li> <li style="list-style-type: inherit;">Parallax-free optic with unlimited eye relief</li> <li style="list-style-type: inherit;">Easy-to-see, LED-projected 2 MOA red dot</li> <li style="list-style-type: inherit;">Shake Awake technology recalls last setting</li> </ul>