The Streamlight TLR-1s C4 LED Strobe Light delivers up to 300 lumens of intensely bright output with a peak beam intensity of 12,000 candela, built on advanced C4 LED technology for a long 50,000-hour lifespan and rugged reliability in demanding environments. Its deep-dish parabolic reflector provides a concentrated beam with excellent peripheral illumination, enhancing target identification and situational awareness during tactical operations. The rail grip clamp system allows quick, tool-free attachment to Glock-style rails or all MIL-STD-1913 Picatinny rails, enabling seamless integration with handguns and long guns alike. Weighing only 4.18 ounces, this machined aluminum light with a black anodized finish combines durability with a compact, low-profile silhouette suitable for rapid deployment. The ambidextrous momentary/steady on-off switch supports versatile operation, and a double-tap of the momentary paddle activates the high-visibility strobe feature for distraction, signaling, or dispersal in low-light scenarios. With an IPX7 waterproof rating, the TLR-1s remains functional underwater to one meter for up to 30 minutes, making it a dependable choice across law enforcement, military, and civilian shooting applications. Streamlights reliability, tactical versatility, and robust design come together in this essential rail-mounted light, ensuring you are prepared when every decision matters.