EW-Single speed disc brake integral hub motor
Rated Voltage:24/36/48V Rated Power:250-350W Wheel Size:12"/14"/16" Rated Speed:25-32Km Rated Efficiency:≥78% Reduction Ratio:1:4.3 Open Size:135 Weight:3.5-5kg Noise:≤55db Cable Location:Shaft center Left and right choose Spoke Specification:/ Hall Sensor:Optional Integrate speed sensor:Optional Surface:Black/Silver Magnets number:20 Brake Type:Disc brake/V brake Drive and Freewheel:Single speed Waterproof Grade:IP54