Third Rail Mobility introduces its Third Rail System battery case for smartphones that includes the Slim power-ready protective case and Smart Battery universal, interchangeable, removable battery. Unlike other smartphone battery cases, Third Rail’s system provides several different usage modes in one simple system – functioning as a protective case, a power case, a portable external charger and a power hub for charging multiple devices at one time.

PADACS, a brand offering accessories for iDevices, introduces two new PowerCase battery cases for iPhone 4. The PD-126-16 model comes with 1600mAh battery while the …

iKit launches the new iPhone 4 NuCharge case design to protect your iPhone 4 while offering extra power. With 1400mAh built-in battery, the NuCharge case doubles the battery life of iPhone 4. The case is just 6mm thick and comes with blue LED light to indicate battery life. It also has an integrated kickstand for landscape viewing.

essential tpe launches its “the icon” external battery pack for iPhone 3G/3GS, which is designed to look just like iPhone’s battery icon. The batteru pack features EL film on its front panel to display its power status clearly, which also the world’s first one who use EL lighting film as power indicator.

This is the MiLi Powerskin that claims to be the world thinnest iPhone battery case. It is actually a similar product the …

Mophie introcuces the juice pack air for 32GB iPod touch and 64GB iPod touch, after the iPhone 3G/3GS version. The …

Novothink launches the Solar Surge series hybrid solar charger case for iPhone …

PhonSuit introduces the Primo micro battery pack for iPhone and iPod. At about the sizes of a thub, the Primo packs a …

Here is a 3-in-1 external battery pack that adds DUAL SIM function to the iPhone 3G/3GS. The battery pack includes the Q-Dual Dual SIM card adapter that allows your iPhone 3G/3GS to use two SIMs. Users can easily switch between the two SIMs on the iPhone.

iPWR introduces the SuperPack external battery for iPhone 3G mobile phone. This compact SuperPack has a 1800mAh Lithium-Polymer battery inside that can double the operation time of your iPhone 3G. It can change the iPhone from 0% to 100% in under 2.5 hours.