Energizer CR2016 Coin Lithium Battery Pack of 2 ENG2016B2

20mm in diameter.
1.6mm thick.
Weighs 1.8g.
Capacity range of 80.0mAh - 90.0mAh.
Reliable, dependable power, used in heart rate monitors, keyless entry, glucose monitors, toys and games.
Replaces: 2016, 280-202, 280-204, 280-206, BR2016, CR2016, DL2016, EA50CF, ECR2016, FA, KL2016, LF1/4V, SB-T11.