Hi
Have a scooter with 1500w motor and a 1000w controller.
It was kind of weak uphills so i thougt about to upgrade it.
I bought a 2000w controller that was plug and play for the scooter.
Upgraded battery 60v 12Ah to a Samsungcellpack 60v 27Ah. (50A cont/150A peak)
Installed battery first, made...