3.6 V | 3800 mAh | 13.68 Wh

3.6 V | 2700 mAh | 9.72 Wh

3.6 V | 5400 mAh | 19.44 Wh

6 V | 2100 mAh | 12.6 Wh

6 V | 4200 mAh | 25.2 Wh