Duracell DL2025BPK Specialty Coin Battery Pack, Nominal Voltage: 3 V, Nominal Capacity: 150 MILAMP-HR, Discharge Cut-Off Voltage: 3 V At 42 MICAMP, 3500 HR, 68 KOHM, Maximum Discharge Current: 42 MICAMP At 3 V, 3500 HR, 68 KOHM, Lithium-Manganese Dioxide Electrolyte, Life Hour: 3500 HR At 3 V, 42 MICAMP, 68 KOHM, Terminal: Flat, PC Pins, Size: CR2025, 20 MM Length, 20 MM Width, 2.5 MM Height, Operating Temperature: -20 To 60 DEG C, Weight: 2.2 GM, Capacity: 0.79 CU-CM, Lithium Content: 0.05 GM Per Cell, Operating Voltage: 3.1 - 3.3 V, ANSI 5003LC, For Use In Alarm Systems, Cameras And Memory Back Up Devices