Battery

Boeing completes first 787 test flight following battery investigation

Boeing completes first 787 test flight following battery investigation

It's been quite a dramatic beginning for the 787 Dreamliner, probably one that Boeing and the airlines weren't hoping for, but reoccurring failures to the lithium-ion batteries in several 787 aircrafts resulted in the entire fleet getting ground in order to investigate the issue. However, after a few weeks of investigating and troubleshooting, Boeing has completed its first flight of the 787 following the grounding.

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Mugen Power offers new 1800 mAh extended battery for Lumia 820

Mugen Power offers new 1800 mAh extended battery for Lumia 820

If you're the owner of the Nokia Lumia 820 smartphone that is desperate to get additional runtime from your device, you might like this new extended battery from Mugen. I say you might like this new extended battery, because the stock battery offers 1650 mAh of power while this extended battery offers 1800 mAh. That's not exactly a huge amount of extra runtime.

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Tethercell lets you control battery powered devices from your phone

Tethercell lets you control battery powered devices from your phone

We've seen our share of cool devices and ideas here at SlashGear, but this one might just rank up with the best of them. Today at ShowStoppers we got to take a look at a new technology called Tethercell, which incidentally went live on crowdfunding site Indiegogo earlier today. Tethercell has received a significant amount of funding in its first day, due to the simple fact that it allows you to control your battery powered devices from your smartphone.

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Nissan announces US battery plant for Leaf EV

Nissan announces US battery plant for Leaf EV

Nissan recently celebrated two years of Leaf EV sales. During the celebration, Nissan also announced that it would be opening a battery plant in the United States in Smyrna, Tennessee. The battery plant will be the largest lithium-Ion automotive battery plant in the United States.

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Mojo Hi5 adds a removable extra battery to your iPhone 5

Mojo Hi5 adds a removable extra battery to your iPhone 5

If you have an iPhone 5 and you're the sort of user who spends a lot of time using your smartphone away from an outlet, you want to check out the new Mojo Hi5. The Hi5 is a case that protects your iPhone 5 from drops and scratches but also has a battery that can snap on the back to extend the runtime of your smartphone. The case will launch on December 8 and can be pre-ordered now.

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