GearLight TAC LED Tactical Flashlight Support & Troubleshooting

Operation Guide


  • If the flashlight does not turn on, or works intermittently:
    • Replace the battery.
    • Make sure the tail cap is twisted on tightly and the battery is inserted correctly.
  • If the flashlight flickers or changes modes automatically:
    • Make sure the tail cap is twisted on tightly.
  • If the light appears dim or faded:
    • Replace the battery.
  • If the problem persists, possible LED Failure.  Contact GearLight for replacement.


    • Inspect the flashlight monthly and carefully remove any damaged battery and clean any corrosion. If the flashlight is used less than once a month, remove the battery between uses.  Lubricate all threads and rubber O-rings with petroleum jelly twice yearly.

    • For instructions on how to clean corrosion on battery contacts, click here.

    How-to Video

      • Coming Soon!