Lithium Battery Dimensions ø x L: 17 x 33.5 mm Temperature range: -40 ... 85 °C Weight: 13.5 g Connections: PCB Connections, Polarized Material: Lithium USA Code: 2/3A Capacity: 1.2 Ah Continuous discharge current: 2.5 mA Shelf life: 10 year Voltage: 3 V