Review: The RadExpand 5 Plus Folding E-bike Sets the Standard for Its Class
The RadExpand 5 Plus is an upgraded version of the previous RadExpand 5, and it brings many great improvements and features that make this e-bike a tough one to compete against. The battery and motor are impressive, but being only able to go up to Class 2 means the RadExpand 5 Plus is limited in its abilities.
Source: lifehacker.com