Yubi 2500mAh Compact Lipstick Size Portable Power Bank Battery Charger $7.99 (w/code $5 OFF) FS Prime

Amazon.com: Yubi Power YP250ABLK 2500mAh Ultra Compact Lipstick Size Portable Power Bank Backup External Battery Charger - [Stylish and Tiny 3.70 x 0.86 x 0.86 inch Dimensions] (Black): Electronics

Apply $5 OFF code OFF50000

Stylish, mini, and light-weight design; Fits easily into any bag or pocket; Compact "Lipstick" Size
Capacity; Add 8 hours of talk time or one full charge to your iPhone 4 / 4S / 3G / 3GS; Add 80+ hours of audio playback or a full charge to the battery life of most mobile phone.
Grade A cell ensures high quality; LED indicator with two colors shows the current battery state

Extra Battery Life Added:

iPod: Up to 7.2 hours of video playing
iPhone: Up to 8 (3G)/ 16(2G) hours of battery life
iPad: Up to 2.5 hours of video playing
Mobile Phones: Up to 16 hours of battery life

Compatible models:

Apple: iPhone 4S (AT&T, Verizon, Sprint) / iPhone 4 (AT&T, Verizon) / iPhone 3GS / iPod Touch Classic Nano
HTC: One X / One S / T-Mobile Sensation 4G / Sensation XE XL / Radar 4G / EVO 3D 4G / Inspire 4G / Vivid 4G / Wildfire S / ThunderBolt / Incredible 2 S / Rezound / Desire HD S Z
Samsung: I9000 / Galaxy S3 S III I9300 / Verizon Galaxy S3 S III I535 / AT&T Galaxy S3 III I747 / Sprint Galaxy S3 III L710 / T-Mobile Galaxy S3 III T999 / 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
Amazon: Kindle Fire / Kindle Series
Others: Blackberry Bold 9900 / Sony Ericsson Xperia Arc S / 3G 4G mobile WIFI hotpot / PSP / Nook Color / MP3 MP4 MP5 / GoPro