6 V | 3600 mAh | 21.6 Wh

7.4 V | 3400 mAh | 25.16 Wh

7.4 V | 2800 mAh | 20.72 Wh

7.4 V | 6800 mAh | 50.32 Wh

7.4 V | 4400 mAh | 32.56 Wh

7.4 V | 5600 mAh | 41.44 Wh

7.4 V | 4400 mAh | 32.56 Wh

6 V | 4100 mAh | 24.6 Wh