Bi-tricycle / E-Bike with loading surface

Electric-bike. When needed for shopping,the rear wheel can be split into two and the bicycle transforms into a tricycle with a big surface. When on two wheels,it can be ridden like a bicycle making it easily manageable in cities’ traffic.
You can load up to 150 litters volume what is more from the trunk of some cars (Mini,Smart,etc.)
It has battery powered motor, that least for range of 30 km pro charge and cost 0.05 Euro.It use normal 230V plug and the charging time is 3 h only. The speed can be up to 22km/h. If the battery is empty it can be pedaled as a bicycle or tricycle through special made shaft drive with universal joints