Holosun HS403A Micro Red Dot Sight

The battery housing is hidden in the base of the sight which makes less to block your view and with extreme battery life and auto shutoff, a new battery is seldom needed. Designed for day and night use, this high quality sight comes with 12 brightness settings (2 night vision settings), is night vision compatible with all generations of night vision devices, parallax-free with unlimited eye relief and Includes wind age and elevation adjustments; Per click: .5 MOA. New advantage technology LED allows 50,000 hours of operation on one CR2032 battery. Its made out of high strength aluminum and is fully waterproof and submersible to 100 feet.