What was the first consumer device powered by a Li-ion battery?
SMRTR summary
Sony's CCD-TR1 camcorder, released in the early 1990s, was the first consumer device powered by a lithium-ion battery — not a phone or laptop as many might assume. The new battery offered higher energy density and longer cycle life than nickel-cadmium packs, making portable video gear lighter and more practical. That milestone ultimately launched the battery technology that now powers smartphones, laptops, and electric vehicles.
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