Leaving technical aspects aside, there are two ways a kite generates power. One being the wind smacking into the surface of the kite--like holding a piece of plywood in the wind. The second, and potentially more powerful, is the apparent wind, which is the air traveling over the surface of the kite ...
I have the 4.5 RPM on 20m lines. 195 lbs on a strapless surfboard--6'2" When wind is averaging 35-48 mph the 4.5 is super fun. Gusts to 60 are okay, so long as they are short-lived. Lulls to 30 are okay, but not sustained 30.
Bonaire will be windy everyday that time of year. There is only one spot to kite, as the entire islands waters are a nature preserve, and the kite spot is on the south end of the island about 5 km from Lac Bay. A kite school there has very good lessons and/or rescue boats if needed, run by the kite ...
The 10m Rally is pure surfboard pleasure! HUGE range, sits DIRECTLY downwind of you un-hooked, and relaunches VERY easily and QUICKLY. DIRECT bar feel. Self launching and landing is a BREEZE. Loving this kite. Stoked ...