20" Electric Bike 250W 48V 15AH Folding City E-Bike 4.0 Fat tyre Bicycle
KOOLUX BK6S 4.0 Folding Electric Bike 48V 15Ah Battery, 20" Fat Tires. 48V 15Ah lithium battery for extended range. ✔48V 15Ah Battery (Installed). Normal Pedal Mode: Use as a traditional bike with a7-speed Shimano transmission.