The device is SOLD OUT!!!! Nevertheless I offer you make a pre-order to guarantee the reservation of goods, and then your order will be shipped on July 20.
Sorry for delay, I was not ready to this sales boom =)
The first key feature of the device is the ability to connect and disconnect an additional battery
at any time, regardless of its charge level and the charge level of the internal battery. It is not
necessary to align the battery voltage before connecting an additional battery.
The second key feature of the device is that the additional battery can be not only more
charged and have higher voltage because of this, also it can even have a higher voltage
configuration, for example 12s or 15s, which can significantly increase the scooter speed, up to 45
Download Rita user manual