CR2354. This Eunicell CR2354 3V lithium button cell battery has a nominal capacity of 560mAh 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: 560 mAh. Size: 23mm x 5.4mm. Also replaces: ECR2354, EA2354C, KCR2354, BR2354, LM2354, CR2354BP, L2354 & DL2354