A direct drive 5 KWh electric motor carbon fiber lightweight 45 inch propeller gets the little airplane climbing at 500-600 feet per minute. The ElectraFlyer-C has a cruisng speed of 70 mph (112 kmph), a top speed of 144 kmph, and your flight time would be 1.5 to 2 hours. That is with the top end battery pack, of course. With others, your flight time would be a lesser. yes, you can carry that 110 W charger when flying cross-country. The ElectraFlyer weighs around 250 pounds.

http://www.dancewithshadows.com/aviation/electraflyer-c-electric-mini-plane-makes-flying-cheaper-than-driving/

Damn clever.