I bought myself a Garmin Zumo 550 GPS in December, and I'd like to share my experiences. This is a GREAT GPS especially as its nearly waterproof which I beleive is the only one on the market, the 550 comes...
I have been using mine for two and a half years with the original battery. It is programmed at .5w and includes the ctcss codes that the pmr radios use. I have it connected to my autocom on my motorbike and...