WHAT DOES ISINWHEEL® S9 MEAN?

Welcome to the earth of electric biking Using the isinwheel U5 Electric Bike Adult 500W! This impressive electric bicycle is created to choose you anyplace you should go, from town streets to off-road adventures. With functions just like a 48V battery, 20mph max velocity, in addition to a detachable battery, the U5 is the proper combination of abil