Manufacturer: Energizer Battery Company • RoHS/pb-free: RoHS Pb-free • Battery Cell Size: AA, AAA • Charge Current: 550mA • Charge Time: 1.5 ~ 10 Hrs • Number of Cells: 2 • Type: NiMH • Voltage - Output: 5V • Size / Dimension: 3.98" L x 1.57" W x 1.30" H (101mm x 40mm x 33mm) • Other PartNo: N315