Cum torque maximo 75Nm et 250W potentiae output aestimatae, CM2503 cursoriam e-urbis vel cursorii e-trekking aptam est.Ob rationem duplicem sensorem designandi, sedentis plenam potestatem omni tempore habet ac perquam commoda fruitur.
Kelly 
| Consuetudinem* | eCity，eFolding |
| Rota Location (Inch) | Libitum |
| Construction | calces coegi |
| Ratum Voltage(DCV) | 36 |
| nT (Rpm) | 110 |
| Rated Power (W) | 250 |
| nO (Rpm) | 120 |
| Max Torque (Nm) | 75 |
| Effectus (%) | 80 |
| Pondus (kg) | <2.3 |
| Vox Gradus (dB) | <55 |
| Operating Temperature | -20-45℃ |
| Pedal Sensor | Celeritas & Torque Integrated |
| Fregit | E-Brake |
| Lux Coegi Capacitas (DCV/W) | 12V/6W (Max) |
| Testimonia | CE / FCC / EN15194 / RoHS |
| Tests | IMPERVIUS: IPX6 Sal Spray Test Standard(h): 96 Standard(h): 96 |
