The Streamlight ProTac HL Headlamp delivers 635 lumens of hands-free illumination with a wide flood beam that reaches up to 184 meters, making it an essential tool for professionals and outdoor enthusiasts who require dependable, broad-area visibility. Designed for comfort and versatility, its anodized aluminum construction provides rugged durability, while the IPX4 water resistance ensures reliable performance in wet conditions. The innovative TEN-TAP programming lets you easily switch between high, medium, and low modes, tailoring brightness to the task at hand and optimizing run time for extended use. Powered by two 3V CR123A lithium batteries, which are included, the headlamp features solid-state power regulation to maintain a consistent light output throughout the life of the batteries. A 90-degree tilting head minimizes neck fatigue and the lightweight design of 6.8 oz enhances all-day wearability, whether navigating dark trails, working in confined spaces, or providing reliable emergency lighting. With its combination of high lumen output, durable build, and practical features, the Streamlight ProTac HL Headlamp stands out as a top choice for high-performance headlamps.