AT&T Samsung Galaxy S II Battery Life Increased by 9% by Mugen Power

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Mugen Power announces new extended battery for AT&T Samsung Galaxy S II. This new battery extends battery life by 9%.

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Designed to solve the critical battery shortage of smartphones, to provide the best customers using experience; Mugen Power pleased to announce new extended battery for AT&T Samsung Galaxy S II, increases the original capacity by 9%

Mugen Power (, producer of high performance batteries for portable electronic devices, today announces a new extended battery for AT&T Samsung Galaxy S II (HLI-i777SL). HLI-i777SL successfully increases original capacity from 1650mAh to 1800mAh. This 9% increase solves the critical problem of smartphone users. The customers are now able to enjoy more of the functionality provided by smartphones without recharges.

HLI-i777SL is a Lithium-ion based battery. Lithium-ion based batteries have found widespread popularity in all kinds of consumer electronics because of their high energy to weight ratios, lack of memory effect , and low discharge when not in use. HLI-i777SL has 9% more capacity than the standard battery, making it especially suitable for heavy users such as business men. It is designed to provide longer battery life with higher quality for power-hungry consumers. Besides delivering longer battery life, HLI-i777SL is also exceptionally reliable. Mugen Power is known to have lowest return rate in the industry. All of Mugen Power products have undergone vigorous QA procedures and have CE and RoHS approval.

"We are proud of the ability to help our customers better utilize their smartphones by improving their batteries performance. We have always considered our customers' needs as our first priority. We listen to them and try our best to satisfy their needs. We understand that our customers want large capacity with the same size battery. We worked really hard on this battery, and successfully fit extra 9% capacity into the original battery size. We have positive reviews from customers all the time, which confirm our effort and encourage us to work harder," says Alice Yang, marketing manager at eTrade Asia Ltd.

Pricing and Availability
Motorola Photon extended battery HLI-i777SL is now available for $44.95 from Mugen Power Batteries with Free Shipping worldwide at

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About Mugen Power Batteries
Mugen Power is the worldwide leading brand of high performance batteries for portable electronic devices. Mugen Power means Performance and Quality and delivers a full spectrum of high quality products for PDAs, smartphones, digital cameras, camcorders, MP3 players, portable DVD players, notebooks, UMPCs and Personal Media Devices.

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 market. All Mugen Power batteries are CE and RoHS Certified.

NOTE FOR EDITORS: Mugen Power 1800mAh Extended Battery for AT&T Samsung Galaxy S II is available on request to editors of computer magazines and bloggers who will to write a review of the battery.


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Alice Yang
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