- Powered by two CR123A batteries (batteries not included, sold separately) for reliable performance. - Delivers an impressive 500 lumens with a beam distance of 208 meters, ensuring superior brightness compared to similar models. Enjoy up to 1.5 hours of runtime, ideal for extended use. - Designed for universal compatibility with a secure attachment to a 20mm rail. Please verify compatibility and fitment prior to purchase. The rail grip clamp system allows for quick and safe attachment and detachment without the need for tools. - Features three output modes: momentary, constant, and strobe, providing versatility for various situations. The ambidextrous momentary/steady on-off switch is ergonomically designed to accommodate different user preferences. Ideal for tactical applications, outdoor adventures, or emergency situations, this light enhances visibility and safety. Whether you're navigating in low-light conditions, on a camping trip, or in a professional setting, this product meets your lighting needs with remarkable performance and convenience.