ACK E-04 ELT The all new E-04 ELT is a direct replacement for the more than 62,000 model E-01 ELT's (by ACK) on the market today. The new E-04 fits directly into the current E-01 mounting trays and uses the same remote control panel indicator. The E-04 external antenna will utilize your current antenna mounting and wiring installations. Accepts GPS position imput data from Bendix/King. Garmin, Nema 0183 GPS New antenna is swept back 20 degrees, and features a molded plastic base. 5 watts @ 406MHz for 24 hours, and 100 Mw @ 121.5 MHz for 48 hours. New simple plug in audible alert indicator. New lithium battery pack offers a 5 year battery life, and makes it substantially lighter. Can use Ameri-king remote panel indicator Contact Us today for more information on the E-04. Will be ready to ship on January 2009.