- No buttons - time data acquired via a built in GPS unit
- An anodized aluminum black case
- A magsafe power connector and cord
- Six digits - 4 digits for displaying HH:MM and two that cycle between time and temperature
- Time keeping accuracy of 2 PPM/year courtesy of the DS3231 used for timekeeping
Each of these features took some work, so I'll be going into detail on each in future blog posts.