XP3300mAh "XP25" up to 82A/165A burst XP3300 3S (11.1V) Rating: 25/50C Norm/Max Discharge Output: 11.1V Nominal, 3300mAh Dimensions/wt: 5 1/2" x 1 3/4" x 3/4", 9.2 oz. 140mm x 45mm x 20mm, 260g XP3300 5S (18.5V) Rating: 25/50C Norm/Max Discharge Output: 18.5V Nominal, 3300mAh Dimensions/wt: 5 1/2" x 1 3/4" x 1 1/4", 15 oz. 140mm x 45mm x 32mm, 425g XP3300 6S (22.2V) Rating: 25/50C Norm/Max Discharge Output: 22.2V Nominal, 3300mAh Dimensions/wt: 5 1/2" x 1 3/4" x 1 1/2", 17.8 oz. 140mm x 45mm x 38mm, 505g