Pinwheel isn't the first kid's smartwatch to hit the scene, but it is the newest — and looks like it could be one of the most ...

Hartley is a Senior Editor at MacRumors and co-host of "The MacRumors Show" podcast. In his role, Hartley contributes to daily news coverage and writes a wide range of content for the site.

Battery life: The Apple Watch Ultra 2 staying power is perhaps the biggest lure. It offers 36 hours of everyday use while the ...