| Place of Origin |
Jiangsu China (Mainland) |
| Brand Name |
SY |
| Wattage |
351 - 500w |
| Voltage |
48V |
| Power Supply |
Storage Battery |
| Motor |
Brushless |
| Certification |
CE |
| Frame Material |
Steel |
| Foldable |
No |
| Max Speed |
30-50km/h |
SY Super mary electric bicycle Electric bikeSimple electric bikeWatt350wMotor typebrushless Hub motor-Motor is in the center of real wheelBatteries4-12volt 20AMP(Four batteries total)(48volts)Controller9 tubesWheeliron wheelChargerSmart charger includeThrottle typevariable speed control-twist throttleBraking systemFront and rear brakesDrive systemRear Hub motor is in rear rimSpeed20 MPH ,faster if you also pedalmileageup to 20-25 miles per change-can still pedal if change is lostMaximum Riders2 peopleColor for choiceall kinds