ACR ResQLink PLB 375 w/ expired battery questions: how to replace the battery myself, what does self-test really test, how long should it work if it self-tests OK, bring on Mt. Rainier
Battery Set for ACR AquaFix/TerraFix PLB-200 PLB - P/N BBR-A3-06-2442 - Beacon Battery Replacement
Battery Set for ACR ResQfix PLB-300 PLB - P/N BBR-A3-06-2511 - Beacon Battery Replacement