Manufacturer: Energizer Battery Company • RoHS/pb-free: RoHS Pb-free • Battery Cell Size: AA, AAA • Charge Current: 7.5A • Charge Time: 19 Min • Number of Cells: 4 • Type: NiMH • Size / Dimension: 5.15" L x 3.07" W x 1.57" H (131mm x 78mm x 40mm) • Other PartNo: CH15MNCP4, N312