- 1000 lumens, 50,000 candela with a beam of 447 meters and runs 1.25 hours with CR123A batteries or 1.75 hours with SL-B26 USB battery
- Featured a low setting for extended run time with 60 lumens, 3,100 candela and a beam of 111 meters, runs 21 hours with CR123A and 24 hours with SL-B26
- Features a strobe functionality for signaling or disorienting; runs 2.5 hours with CR123A or runs 3.5 hours with SL-B26
- Jack-Cap provides operational switch redundancy featuring both a push-button and a port for a remote pressure switch
- TEN-TAP Programming; one-handed snap-on and tighten feature; Integrated rail clamps attaches to MIL-STD 1913 rails and M-LOK compatible rail systems
The Streamlight ProTac Rail Mount HL-X Pro is a lightweight, low-profile long gun light that produces 50,000 candelas of power. Its unique Jack-Cap tail switch offers the user the operational convenience of switch redundancy with a push-button operation or a remote pressure switch operation. The ProTac Rail Mount HL-X Pro features Streamlight’s Multi-Fuel functionality. It can use either 2 CR123A lithium batteries or Streamlight’s SL-B26 Rechargeable USB Battery. The ProTac Rail Mount HL-X Pro has a rail-grabber with thumbscrew that easily attaches to Picatinny rails with no tools needed and is compatible with MIL-STD 1913 rails and M-LOK compatible rail systems. The Streamlight 88126 is the CR123A System, the 88127 is the USB Rechargeable System, the 88128 is the light only with the CR123A batteries, and the 88129 is the light only with SL-B26 Rechargeable battery.
