7.4 V | 800 mAh | 5.92 Wh

7.4 V | 2200 mAh | 16.28 Wh

7.4 V | 4000 mAh | 29.6 Wh

7.4 V | 4400 mAh | 32.56 Wh

7.4 V | 6600 mAh | 48.84 Wh