Streamlight HL-X; the ultimate weapon-mounted light for superior visibility and accuracy in tactical situations
– The ProTac Rail Mount HL-X is a high-powered weapon-mounted light that produces 1,000 lumens of brightness.
– It has a fixed mount that can be easily attached to Picatinny or M-LOK compatible rails on rifles, carbines, and submachine guns.
– There are two ways to operate the light: a remote switch with momentary or constant operation or a standard push-button tail switch.
– The light can be powered by two CR123A lithium batteries or one of Streamlights rechargeable SL-B26 USB battery packs for added convenience and versatility.
– With shock-proof power LED technology, the light is lightweight and compact, making it easy to handle and operate.
– The rail clamp is designed for quick and secure attachment and detachment, adhering to MIL Standard 1913 Rail standards.
– The light has a continuous run time of 1 hour and 25 minutes on high intensity, while it can last over 21 hours on low power.
– With a low profile, the light offers high-lumen output, providing superior visibility and accuracy in various tactical situations.
Whats in the Box?
- (1) Protac HL-X Gunmounted Light
- (1) Remote Pressure Switch
- (1) Tailcap Switch
- (2) Remote Retaining Clip
- (1) M-LOK Mount
- (1) Double Sided Tape
- Zip Ties
- Mounting Hardware
- *Either (2) CR123A Lithium Batteries OR SL-B26 USB Battery & USB Cord
*This depends on which battery option you choose at checkout.
HLX Streamlight Review
Streamlight ProTac Rail Mount HL-X Specifications
- High Lumens – 1,000
- Run Time on High – 1.25 hours with (CR123A) or 1.75 hours with (SL-B26®)
- Run Time on Low – 21 hours with (CR123A) or 24 hours with (SL-B26®)
- Beam Distance – 447 meters
- Max Candela – 50,000
- Battery Type – Streamlight SL-B26 Protected Li-Ion USB Rechargeable Battery Pack, CR123A Lithium
- Battery Quantity – 1 (SL-B26®) or 2 (CR123A)
- Length – 5.43 inches (13.79 centimeters)
- Weight – 6.40 ounces (181.44 grams) – 6.90 ounces (195.61 grams)
- Colors – Black
Streamlight ProTac HLX Features
- C4®LED technology for extreme brightness.
- Momentary/steady On-Off switch.
- One-handed on/off & tighten interface keeps hands away from muzzle when attaching/detaching.
- Securely fits a broad range of weapons.
- Mounts directly to guns with MIL-STD-1913 (Picatinny) rails.
- Extensively live-fire tested, impact-resistant construction.
- Operating temperature: -40°F to +120°F.
- IPX7 rated with the Standard button switch installed; waterproof to 1 meter for 30 minutes.
- IPX4 rated with the Remote Pressure Switch installed for water-resistant operation.

Streamlight Protac HL-X Rail Mount FAQs
How long can the ProTac HLX light operate at high intensity?
The light has a continuous run time of 1 hour and 20 minutes on high intensity.