High performance rechargeable batteries. AA type. More than twice the power, taking half the time to recharge than the old NiCd technology. New resealable packaging. Rechargeable up to 1,000 times. Capacity: 1,700 m/Ah. Pack of 2. Also offered in AA (pack of 4), AAA (pack of 2), C (pack of 2), D (pack of 2) and 9 V (sold individually).