CR2032. This Eunicell CR2032 3V lithium button cell battery has a nominal capacity of 210mAh and is supplied in a pack of five. Coin cell batteries are commonly used in precision engineering tools and automotive remote key fobs as well as many other applications. . 3V lithium button cell battery. Nominal capacity: 210 mAh. Size: 20mm x 3.2mm. Also replaces: DL2032, BR2032, KL2032, L2032, ECR2032, 5004LC, KCR2032, E-CR2032, KECR2032, SB-T15, L14 & 2032