In the history of smartwatches there have been some great devices, but two things always lurk in the back of every smartwatch owner’s mind. Firstly, why am I wearing this thing? Secondly, why is the battery life so poor?

Ask any smartwatch wearer – and inevitably it will be an Apple Watch wearer – and most often they will answer the first point with “notifications”. Avoiding the need to lift the phone from the pocket to see who you are ignoring.
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https://www.pocket-lint.com/smartwatches/reviews/sony/147063-sony-wena-pro-review-smartwatch-strap