To add a DeviceID for a clicker, enter your
       Clicker ID and select Add under Response Devices
       within the Profile tab of your Turning Point
       account.  Be sure to enter your Response DeviceID
       as found on the back of your clicker.  The
       DeviceIDs are six digits.

 Device IDs use UPPERCASE characters A-F and numbers 0-9 only.

  EXAMPLE of INVALID ID           EXAMPLE of VALID ID
         001ad3                         001AD3