CR2032 is a 3V lithium manganese dioxide coin cell battery with 240mAh nominal capacity. It measures 20.0mm diameter by 3.2mm height and requires a holder for termination.
Panasonic CR-2025L/BN is a 3V lithium manganese dioxide coin cell battery with 165mAh capacity and 20mm diameter. It operates from -30°C to +60°C and requires a separate holder for connection.