Lithium battery maker A123 Systems stock is still going strong days after the company announced the opening of the largest lithium-ion automotive battery production facility in North America.

The company is investing in higher-value premium products, including lithium-ion battery technology. EnerSys’ NexSys iON batteries are designed to leverage lithium-ion technology for heavy-duty ...

[Jay Kickliter] built his own coin cell battery recharger ... So we’re happy to see this charger project come along. Now the bad news. We looked around and indeed you can find LR2032; a ...

The 56V 2.5Ah lithium-ion battery delivers up ... Shoppers can purchase this model as a kit that includes a dual battery charger and two sets of batteries, or as a “tool only” for those ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

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Researchers at the Korea Advanced Institute of Science and Technology (KAIST) have developed a high-power hybrid sodium-ion battery that can be charged in seconds. Sodium is considered nearly 1000 ...

At close: April 26 at 4:00 PM EDT ...