Get extreme beam reach with 105,000 candela! The multi-fuel ProTac Rail Mount HP-X Pro shines far and bright, penetrating smoke, fog, and photonic barriers. 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 batteriesTEN-TAP programming allows for selection of three different operating programs:1) high/strobe 2) high only 3) low/highHigh: 800 lumens; 105,000 candela; 648m beam distance; runs 2 hours (SL-B26); runs 1.5 hours (CR123A)Low: 55 lumens; 7,600 candela; 174m beam distance; runs 26 hours (SL-B26); runs 18 hours (CR123A)Strobe: runs 3.5 hours (SL-B26); runs 2.5 hours (CR123A)System includes remote pressure switch, retaining clips, double-sided tape, zip ties, and M-LOK mountIntegrated rail clamp attaches to MIL-STD-1913 (Picatinny) railsEasy to attach, secure mountingDurable, anodized aluminum construction with impact-resistant BOROFLOAT glass lensIPX7 waterproof to 1 meter for 30 minutes (without remote pressure switch installed); IPX4 water-resistant (with remote pressure switch installed)Limited lifetime warranty