Xiaomi has announced a new smartphone battery technology that it says will pack in 10% more capacity without increasing the size. Lithium-ion batteries have remained the standard in smartphones and other consumer gadgets as they are relatively safe and reliable.
However, trying to shoehorn bigger batteries into gadgets tends to compromise safety while making the devices bulkier and heavier. That's where Xiaomi's new technology comes in, promising to jam in just that bit more power without
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