http://www.canarywireless.com/
The Digital Hotspotter Model #HS10
A full-featured Wi-Fi detection and analysis device, the HS10 provides information on signal availability and strength as well as essential network information, including ID, security status and channel. The Digital Hotspotter is currently backordered. We estimate that new orders will ship in late March.
This one is alot different to the one mention below.
The only thing this device does not do is reveal the WEP/ WPA password or key.
The Digital Hotspotter Model #HS10
A full-featured Wi-Fi detection and analysis device, the HS10 provides information on signal availability and strength as well as essential network information, including ID, security status and channel. The Digital Hotspotter is currently backordered. We estimate that new orders will ship in late March.
This one is alot different to the one mention below.
The only thing this device does not do is reveal the WEP/ WPA password or key.