36V 48V 500W  

Rated Voltage(V): 36V 48V
Rated Power(W): 500W
RPM: 289-346
Torque(N.M): 34-36(N.M)
Rated Speed(km/h): 32-35km/h
Weight(KG): 5.7KG
Rated Efficiency(%): >=83%
Reduction Ratio: 1:4.5
Open Size(mm): 100 / 135-142 / 142mm
Drive and Freewheel: N/6-9S/7S-11S
Spokes Specification: 12G/13G
Wheel Size (inch): 20''24''26''27.5''28''29''700C

The item comply with UL requirement, and it is certified to meet
UL 2849 safety standards