Pack of 12 AA high-capacity rechargeable batteries
Maintains 65% of original charge after being stored for 3 years
High Capacity: 2400mAh (milliamp-hour)
Pre-Charged using Solar Energy
NOTE: To avoid damage or undesired rapid discharge of the batteries, DO NOT MIX: non-rechargeable with rechargeable batteries; fully-charged with mid- to low-charged batteries; new with old batteries; different mAh capacities; different brands