Cowboy's first e-bike solves the removable battery problem
 

Electric bicycles usually come in two flavors: either a gorgeous two-wheeler with a non-removable battery inside the frame, out of sight, or a design-be-damned mode of transportation that has the battery stuck to its frame like a hideous torpedo. For...

https://www.engadget.com/2019/09/03/...attery-review/