General FAQs
All the questions that don't neatly fit into our other categories
- Can I use a USB AC adapter with a Fenix USB rechargeable flashlight or Fenix charger?
- Can I use any 18650 battery in my Fenix flashlight?
- Can I use Duracell batteries in my Fenix flashlight?
- Can I use rechargeable RC123A batteries in Fenix lights?
- Can I use Samsung batteries in Fenix lights?
- Can I use the Fenix E15 on a keychain?
- Can I use unprotected 18650 lithium-ion batteries in my Fenix flashlight, headlamp, or bike light?
- Can the discharge feature on Fenix chargers power an iPhone?
- Can the Fenix HL35 headlamp be tilted up or down or is the headlamp locked in place?
- Can the top portion of the headband be removed and re-installed on Fenix headlamps?
- Can you upgrade the battery included with a flashlight to a battery with higher milliamps?
- Do any Fenix bike lights fit on the vertical bar?
- Do Fenix 18650 lithium ion batteries work in other non-Fenix devices?
- Do Fenix flashlights come with batteries?
- Do Fenix flashlights have glass lenses?
- Do Fenix flashlights have parasitic drain?
- Do Fenix flashlights have reverse polarity protection?
- Do Fenix flashlights use CREE LED bulbs?
- Do Fenix flashlights, headlamps, or bike lights work with Nitecore batteries?
- Do I have to recharge the batteries in my Fenix rechargeable flashlight or can I use a battery charger?