http://watersnakeusa.com/motors/transom/asp.html Ok it weighs 8lbs it is 24 inches high. EASY TO CARRY AROUND
It maxes out at 18lbs of thrust IT USES VERY LITTLE ELECTRICITY and WON"T PUT MUCH PRESSURE ON YOUR HULL SO IT WON'T BE A TOUGH COBBLE
And you can run it for a fairly long time with a smaller battery.
I'm thinking of getting one to help learn the rocky beach I have for the next 20 miles north of me... just to get a better understanding of what is really out there. And if it helps me catch more and bigger fish I do not care.
It'd be great for getting out to the shrimp boats as well.
And the cost is less than $90, add a good battery for 50 bucks and ....