Fitbit Aria Wi-Fi Smart Scale (FB201B)

Product page

There are two models of this device - FB201W (White) and FB201B (Black).

Fitbit on Wikipedia On gdgt
 * Released 04/23/2012

The device assumes an SSID of Aria XXXXXX and IP address of 192.168.240.1 when the device is in Setup mode. Initial setup information (the WiFi SSID and encryption key) is sent unencrypted (in plaintext) over the air to the device.

This device is powered by 4 AA batteries (which are included with the device).