eneloop Ni-MH Low Self Discharge batteries utilize Panasonic's advanced rechargeable battery technology allowing them to be recharged up to 2100 times. eneloop battery cells deliver consistent power performance, maintain 70% of their charge for up to 5 years, come pre-charged by solar power (at the factory) and are ready to use out of the package. These eneloop cells also have increased storage life and extreme temperature performance down to -4° Fahrenheit. Product Type: Battery Battery: AA type - nickel metal hydride - 2000 mAh Batteries Included: 2 pcs. Product Type: Battery Type: AA type Technology: Nickel metal hydride Included Qty: 2 Voltage Provided: 1.2 V Capacity: 2000 mAh Max Recharge Cycles: 2100 Included Accessories: 2 C-size battery adapters