| Model | Nominal Voltage | Nominal Capacity | Dimension (mm) | Standard Charge | Approx. Weight (g) |
||
| Diameter | Height | Current | Time | ||||
| N60B | 1.2V | 60 mAh | 15.6 | 6.3 | 6 mA | 15 Hrs. | 3.5 |
| N100B | 1.2V | 100 mAh | 15.6 | 7.6 | 10 mA | 15 Hrs. | 4.2 |
| N170B | 1.2V | 170 mAh | 25 | 6.5 | 17 mA | 15 Hrs. | 8.5 |
| N280B | 1.2V | 280 mAh | 25 | 8.6 | 28 mA | 15 Hrs. | 12.5 |
| L x W x H | |||||||
| N120BE | 1.2V | 120 mAh | 23.5 x 15.2 x 5.5 | 12 mA | 15 Hrs. | 5.5 | |