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ARB-L21-5000 V2.0 is a high-capacity 21700 Li-ion rechargeable battery built for more power and longer runtimes. Additional features include a protection circuit in the anode to help prevent short circuits, over charge/discharge and over heating. Pressure relief vents which expel waste gas in the rare case of an internal short circuit preventing an explosion. Battery capacity up to 5000mAh. 500 charging cycles.
Important Note: THIS BATTERY IS NOT COMPATIBLE WITH 18650 FLASHLIGHTS OR OLDER STYLE CHARGERS. COMPATIBLE CHARGERS ARE THE FENIX ARE-A2, ARE-A4, ARE-D1, ARE-D2, OR ARE-X1 V2.0.
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Capacity: 5000mAh
Voltage: 3.6V
Charging Current: Recommended 1A, maximum 5A
Weight: 2.6 ounces (72.5g)
Size: Length: 2.99″ (76mm) Diameter: 0.85″ (21.5mm)
Warranty Period: 12 month from date of purchase
Overall rating: 4.821516 / 5 from 409 reviews.
The Fenix ARB-L21-5000 V2.0 Rechargeable Battery is praised for its exceptional power and reliable quality. Customers appreciate its ability to hold a charge and the fast, reliable shipping. However, opinions on the charger vary, with some experiencing discharge issues.
Review topics: [shipping, battery, light, feels, charger, quality, power, issues, capacity, value, service, price, performance, customer service, use, flashlight, life, works, holds, fenix, setting, fits, box, headlamp, case, feature, discount, son, extras, backup].
"I have several Olight flashlights that use 21700 batteries, but this won't work in any except one. It works with a discontinued Seeker 2, but not my Baton 3 Pro Max, Seeker 4, either Warrior 3S, or my new Prowess."
— Big F. (1/5)
"Ive bought 3 more including the 5000mah battery that was included with the 2000 lumen headlamp along with a 4 slot charge worth every penny"
— dakota N. (5/5)
"it a battery.....a good one too"
— Mark M. (5/5)
"Fenix batteries are always very high quality. I purchased this as a backup. It charged and worked perfectly."
— Byron D. (5/5)
"Great battery"
— Javier (5/5)
"Quality battery."
— Tina O. (5/5)
"Battery came as specified and in a very timely manner."
— Brian C. (5/5)
"So far so good. Seems to be brighter than the 18660 powered lights."
— Deborah R. (5/5)
"As advertized."
— Christopher K. (5/5)
"This battery is awesome, I got a couple extra, one for my flashlight and one for my headlamp as I do things off grid fairly often and always want to have extra capacity to be able to run the lights at their strongest levels, though I havent had to use them since they one in the units work so good!"
— John A. (5/5)
Your ExpertVoice deal.
$[Deal Price]
$[Original Price]
Discount applied at checkout.
On sale now — lower than your ExpertVoice discount.
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