The Streamlight TLR-1 HL-X USB is a high-output weapon light delivering a powerful 1,500-lumen beam. It features a front-loading battery compartment for easy replacement without removing the light from the firearm. Multi-fuel compatibility allows the use of two CR123A lithium batteries or the included SL-B9 rechargeable USB-C battery pack. Black Hardcoat Anodized Aluminum construction, ambidextrous, OAL 3.45, Weight 5.19 oz, IPX7 Waterproof, modes Constant / Momentary / Strobe. Includes interchangeable rear paddle switches, SL-B9 battery, and USB-C cable. Designed for tough conditions, it provides extreme brightness with mission-ready flexibility.