Basic Fast 502 model integral thumbscrew clamp can attaches to any M-LOK series handguard, It is equipped with a remote switch and a pressure switch. With a simple but reliable one brightness mode only, can reach a maximum of 800 lumens  bright light, quickly illuminate the front area.single-output Tactical-Light，Use two CR123 batteries or one 18650 battery,Higher reliability and durability

 FEATURES

• A premium CREE XM-L2 (U3) LED offers maximum output of 800 lumens
  • Precision Optics Technology for extreme reflector performance
  • Boasts a peak beam intensity of 10000cd and throw distance of up to 200 meters
  • Made by aerospace grade 6061-T6 aluminum alloy
  • Constructed from aero grade aluminum alloy with HAIII military grade hard-anodized finish
  • Toughened ultra-clear mineral glass with anti-scratch coating
  • Two Tail cap switch options. designed for tactical application
  • Waterproof in accordance with IPX-8 (two meters submersible)
  • Impact resistant to 1.5 meters
  
  

DIMENSIONS

Length: 137.2mm (5.4”)
Head Diameter: 32mm (1.26”)
Tail Diameter: 25.4mm (1”)
Weight: 160grams (5.64oz)(without battery)

Accessories
Included: Hex key, velcro, CR123 battery holster, spare O-ring

Battery Type: 

18650*1
CR123A*5