Streamlight MacroStream USB-Black

The Streamlight MacroStream USB-Black is a compact rechargeable flashlight engineered for water-based professionals and recreational boaters who demand reliable illumination in demanding marine environments. Built with dual output modes and USB on-board charging, this light delivers 500 lumens on high and 50 lumens on low—providing versatile brightness for everything from equipment inspection to emergency signaling on the water.

High mode generates a 90-meter beam with a 2-hour runtime, suitable for scanning large areas during nighttime navigation or search operations. Low mode extends runtime to 8 hours with a 30-meter beam, ideal for close-range deck work and conserving battery during extended operations. The integrated lithium-ion battery charges in 4 hours via USB input without requiring removal, with visual charge status indicated by the tail-switch LED—red during charging, green when fully charged. Anodized aluminum construction resists corrosion from saltwater exposure, while the durable design handles the rigors of maritime use.

This flashlight suits serious anglers monitoring equipment in low-light conditions, offshore crews requiring hands-free operation, and boaters who prioritize self-contained charging without external dependencies at sea. The multi-function tail switch enables mode switching with double-tap operation, keeping controls intuitive during tactical or emergency scenarios. Its compact 4.75-inch length and quarter-pound weight integrate easily into tackle boxes, emergency kits, or cabin storage without consuming valuable deck space.

Streamlight MacroStream USB flashlights have established themselves as reliable tools for marine professionals who expect consistent performance in saltwater conditions. This black finish variant blends functionality with the clean aesthetic preferred by boating operations.