I can't tell from looking at the picture but the bike looks like motor is used for strictly providing drive to the wheel. With the proper electronics and a charge controller he could recover some of the power while braking or going down hill and extend the maximum distance by quite a bit.
I give him props for what he has done so far, with a little bit of work he could get it to go a lot further.
the fellow may be on the cutting edge and getting rich .
this from ABC NEWS : "
$4 million for electric motorcycle makers by expanding an existing green-energy tax credit for buyers of plug-in vehicles to include electric motorbikes.
*Note the price tags above reflect estimated forgone tax revenue if current credits – which have been due to expire – are extended for one year as included in the Senate bill, per Joint Committee on Taxation. Read the entire Senate bill as passed. "