•Type: Lithium coin cell battery
•Model: CR1220
•Voltage: 3 volts
•Capacity: Approximately 35 mAh (milliampere hours)
•Size: 12 mm in diameter, 2.0 mm thick
•Weight: Around 0.8 grams
•Shelf Life: Typically 5 to 10 years
•Operating Temperature: -20°C to 70°C
•Applications: Commonly used in watches, car key fobs, remote controls, medical devices, fitness trackers, and small electronics.