The Holosun HS407C-X2 Red Dot Sight 2MOA Open Reflex Handgun Optics delivers industry-leading performance for handgun applications withShake Awake technology that activates the LED at the slightest movement, preserving battery life while guaranteeing readiness, and features 10 daytime brightness levels with 2 night-vision compatible settings to adapt across lighting conditions. This Holosun Red Dot Sight offers an impressive 50,000 hours of battery life on setting 6, while a user-friendly battery tray enables quick swaps without removing the optic from the slide, and Solar Failsafe technology ensures operation in the event of battery drain. Designed for rapid target acquisition, the parallax-free optics and unlimited eye relief provide swift, accurate aiming, and the IP67 waterproof rating protects the optic in harsh outdoor and tactical environments. Built as a reliable handgun optic with an open reflex design, it pairs a 2MOA reticle with a durable, slide-ready footprint, delivering consistent performance in varied conditions while maintaining ease of use and durability, making the Holosun HS407C-X2 a premier option for serious shooters seeking high-tech reliability and practical design.