Designation IEC 6AM6 / 9V Block Technology Lithium/Iron Disulfide  Nominal voltage / 9V Capacity (mAh) 1150 *1mA, 24h/day at 20+/-2°C, EPV 5.4V Max Discharge Current /120 mA Discharge Cut-off Voltage / 5.4V Average weight (g) 45g