Lithium-ion batteries’ ability to deliver a lot of power from a small package have made them the go-to for makers and manufacturers alike. It’s not unusual now to find, say, microcontroller boards ...

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First, let’s clear the air: Optimate is not Optima. The former is a European-engineered brand of battery chargers; the latter is a maker of those red-and-yellow AGM batteries you’ve probably seen in ...

We may receive a commission on purchases made from links. Customers know Ryobi tools for their highlighter-green color (an abrupt color change from the blue of older models) and their reasonable ...

Boost your phone’s battery life with these 5 proven tricks. From smart display settings to battery saver mode, make your phone last all day. We all hate seeing that battery drop into the red before ...

If you've walked into a car dealership in recent years and encountered a puzzling web of cords on the floor, we've got an explanation. Modern cars, even non-EVs, rely heavily on their batteries to ...

Anker appears to be preparing an updated version of its Nano 45W wall charger, and this time the focus is on smarter features rather than shrinking the size. Details of the accessory, reportedly ...

A couple of decades ago, having a dead battery usually meant pulling out jumper cables and hoping your friendly neighbor (if you didn't own a secondary car) would be kind enough to give you a jolt to ...

️ Editor's note: We will be updating this article in the coming months to reflect long-term testing. Dead batteries are the silent killers of garage-kept cars. If you store your car for any stretch ...