MAXIMUM BRIGHTNESS - Delivers up to 1500 lumens with an 18650 battery, ensuring exceptional illumination for various tactical and outdoor applications, enhancing visibility in low-light conditions. EXTENDED BATTERY LIFE - Provides a runtime of 1.5 hours on the 18650 battery, balancing high output with practical use, and can also use CR123A batteries for flexible power options. RUGGED DURABILITY - Constructed from high-strength aerospace aluminum with a Mil-Spec hard anodized finish, this flashlight is built to withstand harsh conditions and heavy use. SUPERIOR WATER RESISTANCE - Features an IPX7 rating, protecting against water immersion up to 1 meter for 30 minutes, ensuring reliable performance in wet environments and adverse weather.