Watch took center stage at this year’s Product Show with a preview of watch OS 2. The next generation of Watch software is packed with features that just might turn the device from a nice-to-have into a must-have. If you already own an Apple Watch, you’ll have to live with the old software until fall. You’ll love it at the first use.

Watch has an anodized aluminum case (which is lighter than stainless steel) in silver or space gray, and the face is Ion-X glass, which also designed to be hard and rugged (as well as a little bit lighter) than the sapphire. It’s definitely the lightest of the three Apple Watch editions, making it an ideal exercise companion.

Absolutely. Watch comes with six bands that are easy to mix and match any band with any watch. You can swap them out as your heart desires.

The accelerometer lets the watch count your steps, and it extrapolate distance on its own, or rely on the GPS in the paired Phone to trace your.