Broad Compatibility: The WARRIORLAND MB2 rail-mounted weapon light is compatible with over 60 different pistol models, including Glock 17/19, Sig Sauer P320 Compact, Smith & Wesson M&P9, Springfield Armory 1911, Taurus G3C/G2C, Hellcat Pro, and more on detail page. This universal rail light includes 6 different rail keys for a perfect fit across various firearm models. High-Performance LED Technology: Equipped with a powerful LED that provides 500 lumens of brightness and a lifespan of up to 50,000 hours, the WARRIORLAND MB2 is designed for long-lasting use. The light comes with a CR123A battery (3.0V, 1600mAh) for extended runtime 120 minutes. Note: DO NOT look directly at the light. Compact & Lightweight Design: The MB2 pistol light is designed for portability and ease of use. It features ambidextrous switches and a forward activation button for quick access when drawing your handgun. The built-in power indicator lets you monitor battery status in real-time. Quick Mode Switching: Effortlessly switch between three modes – Momentary-On, Constant-On, and Strobe – using the dual side buttons for easy and intuitive operation. Whether you need temporary illumination or continuous light, the MB2 provides versatile lighting options. Durable & Weather-Resistant Construction: IPX7-waterproof design, and made from rugged 6000-series aviation-grade aluminum and finished with HAlll hard anodization, the MB2 is built to withstand harsh conditions. The double-sided anti-reflective tempered glass offers 98% light transmittance, ensuring maximum brightness and clarity. WARRIORLAND MB2 Compact Pistol Light, Fits G17 /G19 /P320 /G3C /G2C /M&P 9 /Hellcat Pro/1911 and Other 100+ Handguns, 500-Lumen Universal Rail Mounted Tactical Weapon Light with LED, Power Indicator