Buying a new Fitbit Charge 3? Bad news for those that like having spares, the Fitbit Charge 3 charger utilizes a new cable that's not compatible with the previous gen model.

It's the all-in-one fitness band I'd buy, especially for its low price ($150 in the US; in the UK, £120; or AU$180 in Australia) -- and it can be had even lower if you catch it on sale, which we ...