The Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Pressure Switch delivers a powerful 1000 lumen output for tactical versatility, featuring a dedicated fixed Picatinny rail mount for secure attachment and a remote pressure switch that enables momentary or constant-on operation. This dual fuel weapon light can run on either two CR123A lithium batteries or a single Streamlight rechargeable 18650 battery, providing flexible power options for extended operations. With TEN-TAP Programming, users can tailor performance by selecting from three modeshigh/strobe, high only, or low/highto match different scenarios. The C4 LED technology yields a bright 1000 lumen beam with a distance of 332 meters, offering reliable close-quarters illumination and longer-range visibility. Built from durable anodized aluminum and protected by an impact-resistant tempered glass lens, it is designed to withstand harsh conditions, and its waterproof ratings adapt to different configurations: IPX7 with the standard button switch and IPX4 with the remote pressure switch. Ideal for law enforcement, military, or civilian shooters, this Streamlight ProTac HL-X provides trusted, high-performance illumination for demanding tactical environments.