I ordered this power supply twice because the first on did not fit at all. It was packed in a genuine Garmin package and labeled for my GPS but it was not the right size. The second one I ordered was the same in appearance ,(which was different than the original that was what was pictured when I ordered it), but it fit although it was a VERY tight fit. Since it came packed in a Garmin package, I put the blame for this on Garmin, not the supplier. I read that they are trying to produce too many different... more info
Cover Charge:
For the price I paid for the Garmin 276C, they should have included this cover. Now, the screen is no longer covered with fingerprints. A good investment.
Excellent and required accesory for 276C Marine GPS:
This cover is an excellent and required accesory for the Garmin 276C Marine GPS. It keeps it protected from excessive moisture, dust and the sun when not in use. Furthermore, it protects the screen and keypad while traveling to and from the boat in a drybag or backpack.
It works but costly piece of plastic:
Fits perfectly, but just a piece of plastic that will blow off if you have it on a motorcycle. A simple sock will work better and cost less. But, it is a good Garmin product that fits.