The ProTac® Rail Mount HL-X Pro is a long range, low-profile, gun-mounted light that produces 50,000 candela and shines for 447 meters. Its Jack-Cap® tail cap switch offers operational switch redundancy with both push-button operation or remote pressure switch operation.
 
Multi-Fuel: Uses (1) Streamlight SL-B26® protected Li-Ion USB rechargeable battery pack; also accepts (2) CR123A lithium batteries
TEN-TAP® Programming allows for selection of three different operating programs:
1) high/strobe  2) high only  3) low/high
High: 1,000 lumens; 50,000 candela; 447m beam distance; runs 1.25 hours (CR123A); runs 1.75 hours (SL-B26)
Low: 60 lumens; 3,100 candela; 111m beam distance; runs 21 hours (CR123A); runs 24 hours (SL-B26)
Strobe: runs 2.5 hours (CR123A); runs 3.5 hours (SL-B26)
 
Built for durability, the ProTac 2.0 RM Weapon Light is made from 6000 series aircraft-grade aluminum with an anodized finish. All openings are o-ring sealed to protect against dust and water. Impact-resistant construction up to 2 meters offers additional protection.