2007 vectrix , upgrade battery and programming to suit a 144v NMC 14.4 kW battery range of 130 km at full charge, at 3.3kw, at suitable power point, charges off standard power point, use onboard charger to charge to 146v to get around town for about a month, then a 6 hour charge for another month, never use the 3.3kw charger, have two more to rebuild, as a professional electric vehicles specialist, so want to move my daily rider on to make more, battery upgrade cost over 12k with Orion 2 BMS, and 3.3 kW charger, comfy, good range for a maxi scooter and just awesome to ride, selling for to fund another 12k upgrade, and new business in Wagga Wagga not able to ride it as much, take my ebike everywhere.