Anker SlimTalk 3200mAh Backup External Battery Pack and Charger (Power Bank) with Embedded Micro-USB and Flashlight for iPhone 4/4S/3GS, iPod (require your own cable for Apple); Android Smartphones, PSP, MP3/MP4/MP5 Players and Many More Mobile Devices - Black, 0.4 Inch Thick, Ultra Slim and High Capacity

Anker SlimTalk 3200mAh Backup External Battery Pack and Charger (Power Bank) with Embedded Micro-USB and Flashlight for iPhone 4/4S/3GS, iPod (require your own cable for Apple); Android Smartphones, PSP, MP3/MP4/MP5 Players and Many More Mobile Devices - Black, 0.4 Inch Thick, Ultra Slim and High Capacity Review

Anker SlimTalk 3200mAh Backup External Battery Pack and Charger (Power Bank) with Embedded Micro-USB and Flashlight for iPhone 4/4S/3GS, iPod (require your own cable for Apple); Android Smartphones, PSP, MP3/MP4/MP5 Players and Many More Mobile Devices - Black, 0.4 Inch Thick, Ultra Slim and High Capacity Feature

• Slim & stylish design, 0.4 inch thick, Piano style varnish; Supply instant power to charge your device anytime, anywhere
• High capacity: 3200mAh, Add 10 hours of talk time to your iPhone 3G / 4G / 4GS, 100 hours + audio playback, or 200% - 300% to most mobile phones' battery life
• Flashlight for night & low light use; Press the power button for 3-5 seconds to turn it on / off; Micro-USB embedded - connect to most USB powered mobile devices without carrying an extra cable
• Input: 5V 1A; Output: DC 4.2V 0.6A / USB DC 5V 0.6A; Dimension: 4.17 x 2.24 x 0.4 inches
• Package includes: Anker External Battery / 1 Micro-USB tip / 1 USB to Micro-USB cable - 18 months warranty / 24 * 7 Email support

Anker - Extend limits
Anker focuses on portable energy field, provides rechargeable batteries, chargers and other accessories for consumer electrics. Now Anker brand is associated with high performance and reliability.

Compatible model:
Apple: iPhone 4S (AT&T, Verizon, Sprint) / iPhone 4 (AT&T, Verizon) / iPhone 3GS / iPod Touch Classic Nano
HTC: One X / T-Mobile Sensation 4G / Sensation XE XL / Amaze 4G / Radar 4G / EVO 3D 4G / Inspire 4G / Vivid 4G / Wildfire S / ThunderBolt / Incredible 2 S / Rezound / Desire HD S Z
Samsung: I9000 / Galaxy S II I9100 / T-Mobile Galaxy S II T989 / AT&T Galaxy S II I777 / AT&T Galaxy S II Skyrocket SGH-I727 / Sprint Galaxy S II Epic 4G Touch / Galaxy Nexus Prime / Galaxy Note / Focus S / Infuse
Motorola: Atrix 2 / Triumph / Photon 4G / Verizon Droid 3 X X2 Bionic Razr
LG: Vortex / Revolution / Quantum / Thrill 4G / Rumer Touch / P500 / GT540 / GW620 / GX500 / KP500 / Optimus V S T 2X 3D 7
Nokia: N900 / N9 / N8 / N97 / C6 / C3 / E71 / E72 / Lumia 900 800
Others: Blackberry Bold 9900 / Sony Ericsson Xperia Arc S / 3G 4G mobile WIFI hotpot / PSP / Nook Color / MP3 MP4 MP5

Note:
Pleas use your own cable for iPhone/iPod.

Amazon Top Rated:
Anker has 4 products listed in the top 10 in the Amazon list of top rated batteries during the last few weeks. You could follow steps below to see the "Amazon Top Rated" page.

click"Best Sellers"→click "Accessories"→click "Batteries"→click "See Top 100"