Skip to content
Click here to see our reviews
News
Contact
Dealers
ANSI Testing
Fenix Lights
Fenix Lights
Back
Fenix Lights
Bike Lights
Headlamps
Headlamps
Back
Headlamps
HL Series
HM Series
HP Series
WH Series
Lanterns
Torches
Torches
Back
Torches
ATEX Certified
C Series
E Series
GL Series Pistol Lights
HT Series
LD Series
Laser (LEP) Torches
LR Series
PD Series
SW Series
TK Series
Worklight Series
Seasonal Offers
Special Editions
Tactical Pen Lights
SEE MORE INFO
SEE MORE INFO
Accessories
Accessories
Back
Accessories
Accessory Chart
Bike Mounts
Filters/Diffusers
Headbands/Mounts
Holsters/Storage
Lubricants
Shooting Accessories
Wearables/Merch
Other Accessories
SEE MORE INFO
CLICK HERE FOR CASES
Power
Power
Back
Power
Fenix Batteries
Chargers/Power Banks
Battery Cases
Power accessories
SEE MORE INFO
SEE MORE INFO
Spares
Spares
Back
Spares
Batteries
Bikes
Headlamps
Lubricants
Torches
Targets
Support
Support
Back
Support
FAQs
Troubleshooting
Maintenance
Warranty
Laser Engraving
Social
Social
Back
Social
Blog
Important Dates
Event/Shows
YouTube
Facebook
Instagram
Contact
Customer Service
Dealers
Sign in to your account
Fenixlight UK - Sole UK Distributor
of Fenix Lighting Products
5 Year UK Warranty
(lights with removable battery)
Free 24hr Tracked Shipping
on orders over £30.00
Home
Spares
Batteries
Fenix
21700
21700 Fenix Spares Batteries
Apply Filters
Filter by:
Price
£27 – £28
Showing 1-1 of 1 result
Filter By
Sort by:
Sort By
Name Az
Name Za
Price Low
Price High
Newest
Fenix ARB-L21-4000P 21700 High Power 3.6V Battery
£27.95
Showing 1-1 of 1 result
Filter By
Sort by:
Sort By
Name Az
Name Za
Price Low
Price High
Newest
