Electric Outboard Shaft Length: How to Choose
One transom, one height. Too short and the propeller ventilates; too long and it drags. The right length takes thirty seconds to measure.
Electric Outboard Range: The Real Numbers, Speed by Speed
The range of an electric outboard is not a number, it is a curve. At 3 knots you cruise all day; at 8 knots, forty-five minutes — on the same battery.