How the Apple Watch 7 could get thinner while extending battery life – TechRadar

The Apple Watch 7 could well show up later in 2021, and a newly published patent suggests one way that Apple is exploring rearranging the internals so that the wearable would be both thinner and longer-lasting in terms of battery life.
As spotted by AppleInsider and others, the patent explains how the Apple Watch battery could double up as a vibrating haptic engine the bit that provides a little bit when you tap the screen which means the actual haptic engine wouldn’t have to be there.
That would…

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