EXPS3 Gen 2 Red Dot Sight Note: No true holographic sight and not intended for real firearm use! Key Improvements compared to Gen 1: Clearer Optics: The glass has been upgraded for exceptional clarity and higher light transmission, eliminating any unwanted reflections or mirror effects. Minimal Parallax: Experience near-zero parallax for enhanced accuracy and a more reliable aiming experience. Brighter Red Dot: The red dot is now even brighter, ensuring visibility in various lighting conditions. True-to-Life Colors: Enhanced color representation for a more realistic view of your target environment. User Instructions: Power On: Press the UP button to activate the red dot. Night Vision Mode: Press the NV button to switch to Night Vision mode. Power Off: Simultaneously press the UP and DOWN buttons to turn off the red dot. Battery Information: Battery Type: Compatible with CR123A batteries only. Installation: Ensure the spring inside the battery cap makes full contact with the positive pole of the battery for optimal performance. Additional Features: Durable Construction: Made from 7075 aluminum, this sight fully replicates the original Eotech EXPS3 design and can withstand an impact force of up to 550g. Enhanced Battery Compartment: The 2021 version includes an improved battery pouch for better storage and security. Red Dot Performance: The EXPS3-0 Red Dot features a hard anodized outer shell and is compatible with NVGs, making it versatile for both day and night use. High Visibility: The red dot remains crisp and clear, even in bright light conditions, ensuring accurate aiming.