Mobius by Eton

Charge your iPhone in a solar-powered case

With the recently released Mobius, a sleek new solar battery case for the iPhone 4, Palo Alto-based company Eton has upped the ante on green solutions for mobile devices. Mobius is a huge improvement over previous solar chargers that relied mostly on clunky external designs with limited mobility. Mobius users simply place the case in the sun and charging starts immediately. The pack can also …

Third Rail System

The slimmest iPhone case and charger combo on the market offers more than just power

Released today, the Third Rail iPhone 4 case from Third Rail Mobility takes a fresh look at the issue of smartphone battery life. The case is designed to be as compact and dynamic as possible, the only additional real estate present in comparison to a traditional case is a small nub of circuitry on the docking end of the phone. This smart circuitry, combined with …

Juice Pack Air

Mophie's newest iPhone 4-dedicated case keeps you powered up without adding bulk

Mophie’s Juice Pack Air delivers a full supply of extended power to the iPhone 4 with a rechargeable battery housed within a super-thin external case. As fans of the Mophie since its debut, we’re pleased to see that the latest version mimics the iPhone 4’s design, with a silver band wrapping around the soft rubber case. The pack doubles the amount of talk time or …