Mfr: AUTEC POWER SYSTEMS Series: APS-LR614927-640mAh Package: Case Product Status: Active Battery Chemistry: Alkaline Manganese Dioxide Battery Cell Size: 9V Voltage - Rated: 9 V Capacity: 640mAh Size / Dimension: 1.04\ L x 0.69\ W x 1.91\ H (26.5mm x 17.5mm x 48.5mm)