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Mugen Power 1400mAh Extended Battery for Nokia Lumia 620 [HLI-BL4JSL]
Mugen Battery will last 8% longer!


Ships on February 8, 2016.


  • Free Shipping Worldwide!
  • 365 Days Warranty & Free Returns
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Mugen Power Extra Strong Extended Replacement battery. Express Shipping Worldwide!

Mugen Power is the worldwide leading brand of high performance batteries for portable electronic devices. Mugen Power means Performance and Quality.

Mugen Power batteries have better performance (higher capacity) and reliability (longevity & safety) than other brands. The superior performance improves run time, often doubling that provided by the original brand replacement. The superior quality results in longer battery life and better protection of the powered device.

All Mugen Power batteries also undergo vigorous QA procedure, resulting in Mugen Power achieving the lowest return rate in the industry. All Mugen Power batteries are CE approved.

Mugen Power batteries are premium product and designed for experienced users, who understand importance of quality for long battery life and safety of everyday use.

See what others say about Mugen Power Batteries:

"Go buy one, well worth it!"

"The extra size and weight increases pale into insignificance when you consider the true convenience the battery gives... it represents excellent value for money."

"a much better choice"

"This is the second Mugen Power Battery that I own and I can't think of me having a Pocket PC without a Mugen Power Battery on it. This battery gives me the freedom of mind of not having to think about to recharge the battery everyday after work."

Longer Battery Life Premium QualityStandards Compliant

Worldwide delivery: We ship to any address Worldwide

Shipping Method: We ship your order using World-class Courier Services so You get your products securely and as fast as possible.

Online Tracking: Right after your order is shipped, we send an email with online tracking information.

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Mugen Power is proud to offer safe and secure online shopping experience.

We understand that the safety of your personal information is important to you. Our webshop is equpped to protect your personal data and credit card information from unauthorized access.

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Mugen Power Satisfies

Returns & Exchanges:

If you are not 100% satisfied with puchased products, you can return your order to us for a full refund or replacement.

Return Merchandise Authorization (RMA) number is required on all returns. All items returned without RMA number will not be accepted and refused.

To obtain a Return Merchandise Authorization (RMA) number, please contact us for further instructions. Returns or exchanges are made within 1 year after the purchase date. If possible, items should be returned with all parts and accessories, and in original packaging, including the manual, the inserts, the RMA number and a copy of the packing slip or invoice.

We will process exchanges or refunds within 1-2 weeks of receipt.


Customer Reviews

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Mugen Power 1400mAh Extended Battery for Nokia Lumia 620 [HLI-BL4JSL]

27 December 2013


Great battery, I'm very glad I purchased.


mindestens 10% mehr Akku

28 November 2013

es war eine sehr gute Wahl. Der Akku hält 3 Stunden länger.


very good

20 October 2013


Battery lasts me about 1 day longer than the original, but I wish more MAH. Still, very good product.



28 September 2013


Better than the original battery, everything was ok, I am really satisfied.


Good, but could be better

22 September 2013

Dave Wilson

Good battery, as what is states, but wish it had more MAH!



15 August 2013


Excellent battery, the battery is exceeding my expectations, the duration is much higher than declared by Mugen Power, EXCELLENT


The battery life is longer than the original by 10%

11 August 2013


The battery is working very well and the average life is 10% longer than the original.

Veri good product !

7 Item(s)

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