| No | Motor Type | RPM | Nominal Voltage | Stall Current | Stall Torque |
|---|---|---|---|---|---|
| 1 | JA12-N30 | 320 | 6 V | 150 mA | 0.06 kg·cm Gearmotor |
| 2 | JA12-N30 | 235 | 6 V | 150 mA | 0.09 kg·cm Gearmotor |
| 3 | JA12-N30 | 140 | 6 V | 150 mA | 0.15 kg·cm Gearmotor |
| 4 | JA12-N30 | 70 | 6 V | 150 mA | 0.3 kg·cm Gearmotor |
| 5 | JA12-N30 | 35 | 6 V | 150 mA | 0.6 kg·cm Gearmotor |
| 6 | JA12-N30 | 23 | 6 V | 150 mA | 0.9 kg·cm Gearmotor |
| 7 | JA12-N30 | 640 | 12 V | 300 mA | 0.12 kg·cm Gearmotor |
| 8 | JA12-N30 | 470 | 12 V | 300 mA | 0.18 kg·cm Gearmotor |
| 9 | JA12-N30 | 280 | 12 V | 300 mA | 0.3 kg·cm Gearmotor |
| 10 | JA12-N30 | 140 | 12 V | 300 mA | 0.6 kg·cm Gearmotor |
| 11 | JA12-N30 | 70 | 12 V | 300 mA | 1.2 kg·cm Gearmotor |
| 12 | JA12-N30 | 47 | 12 V | 300 mA | 1.8 kg·cm Gearmotor |