Gerber Cortex LED Flashlight, 2 AA or 3 CR123, 675 Max Lumens - 30-000821

Part #: GB30000821 | Gerber Knives and Gear


This product is no longer available


GB30000821: Cortex Flashlight


Adaptability is part of life for the modern day tactical professional. The Cortex Flashlight is built with adaptability in mind. Running on either three (3) Lithium CR123 batteries or two (2) AA batteries, the Cortex can utilize multiple power sources when having options is critical. With a maximum output level of 675 lumens (when running on three CR123 batteries), the Cortex provides a level of light useful for overwhelming an aggressor or identifying a threat. The Cortex also offers a strobe mode for tactical applications and a low output mode for administrative duties.


  • 675 Lumens of Maximum Light Output
  • Omnivore Technology – Runs on two AA or three CR123 batteries
  • High, low and strobe modes
  • Waterproof (IPX7)Pocket Clip
  • Tailcap Switch
  • Black Anodized Aluminum Body


  • Item # 30-000821
  • Material: Aluminum
  • Weight: 4.8 oz.
  • Length: 6.15 in.
  • LED Type: Cree XML
  • Batteries: Accepts (3) Lithium CR123 batteries or (2) AA batteries
  • Comes with (2) Alkaline AA batteries. CR123 batteries not included.
    • High Mode Output : 675 lumens
    • High Mode Runtime : 1.75 hours
    • Low Mode Output: 30 lumens
    • Low Mode Runtime : 40 hours
    • High Output: 390 lumens
    • High Output Runtime : 1.0 hours
    • Low Output: 28 lumens
    • Low Output Runtime : 15 hours
  • Proudly built in Portland, OR, USA
Pocket Clip
Pocket Clip Includes a pocket clip for easy accessibility and a more secure carry.
Made in USA
Made in USA This product is USA born and raised.


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