Fenix ARB-L21-5000U USB 21700 Spare Battery

£29.95

Click To Choose An Option

Pre-order. (We will pass along an estimated arrival date as soon as our supplier updates us)

Anglers Serving Anglers

Our entire team at Gerry’s are all experienced anglers and can help you choose the correct tackle for any fishing situation. Please drop us a message or give us a call if you need any help.

30 Days Returns

You can return unused standard items within 30 days for exchange or refund.

Price Match Guarantee

We check our prices weekly to ensure we can combine our fabulous service with the best prices. If you find an item cheaper and in stock somewhere else, drop us a a message in the chat box and we can see what we can do.

Next Working Day Available

This item is available for next day delivery. You can pick this in the checkout.

Competitive Postage Costs

We offer free post to any mainland UK address with a basket of more than £80. We also send all over the world and the best way to find out how much postage you will pay is in our checkout. Add the items to your basket and then add your address. Our checkout will automatically calculate your total.

40 Years Of Award Winning Service

We have come from a tiny fishing store and grown into one of the biggest fishing tackle retailers in the UK winning countless awards over the years. We are still a family business offer fabulous service online and in-store.

0% APR Available On Orders Over £320

Spread the cost of larger orders over 6 or 12 month 0% APR. We also offer longer terms with APR charges via V12 finance. Available in the checkout.

Split The Cost In 3 With Klarna Payments

You can make your next purchase a little easier on the wallet by splitting the total into 3 payments by using Klarna payments in the checkout.

SKU – ARB-L21-5000U USB 21700

Product Details and Uses

Fenix ARB-L21-5000U is a Premium Quality High Capacity 21700, 5000mAh USB-C rechargeable Lithium – ion battery specifically designed for high intensity flashlight use and is the perfect companion for Fenix 21700 powered lights.

Fenix ARB-L21-5000U battery features:

High capacity (5000mAh), great reliability and compact design
8A maximum output current
USB-C fast charging port built in to battery
1A recommended charging current. 5A maximum (Charges up to 2A max via USB port)
Protection circuit built into negative terminal for outstanding damage resistance
Triple overheat protection for safety and reliability
Built-in overcharge and over discharge protection
Unique structural design for better impact resistance
Button top positive contact for greater versatility
Dia 21.5mm, Length 76mm

Please note that this item is larger than an 18650 sized battery and will not fit in products designed to take 18650 batteries
USB-C charge cable is not included.