Varta Energy batteries offer very good value for money. They are the ideal choice for low-power devices such as wall clocks, alarm clocks or remote controls. "Single Press Out" provides easy opening of the package and the convenience of storing unused batteries VARTA is one of the world's leading manufacturers of batteries. Technical Specifications: VARTA TYPE: 4103 IEC Designation: LR3 Cell Size: AAA Diameter: 10.5 mm Height: 44.5 mm Weight: 11.3 g Electrochemical System: Alkaline Manganese Battery (ZN/MNO2) Voltage: 1.5V