The rubber foot has no visible fasteners. In fact, it has invisible fasteners—it's held on with magnets, and pops off and back on with no glue, tools, or fatiguable plastic clips. Sweet!

Inside are the two AAA batteries powering the puck—the included Duracells aren't rechargeable, but you could replace them with your own rechargeable cells when the time comes.

A sync button makes the only other feature in the Dial's entryway.

Microsoft hid the Dial's model number, 1756, behind the batteries.