ACR Model 2744 RapidFix 406 ACR Global Fix internal <http://www.cruisersforum.com/forums/tags/gps.html> GPS Emergency Positioning Indicating Rescue Beacon (E.P.I.R.B.) with mounting bracket. With the internal <http://www.cruisersforum.com/forums/tags/gps.html> GPS the fix is virtually instantaneous.not waiting for multiple passes of satellites to determine your position. <http://www.cruisersforum.com/forums/tags/battery.html> Battery needs replacement due to date (approx. $200), although it still works and tests with the existing <http://www.cruisersforum.com/forums/tags/battery.html> battery. Stored dry and inside since new (inside a pilothouse). With ACR bag. $225 plus postage. Contact me at: <mailto:scubeinc@bellsouth.net> scubeinc@bellsouth.net with any questions or picture request.