ALSO KNOWN AS:MN21 / A23 / K23A / LRV08 /GP23 / 23A / E23A / V23GA / GP23A / 23GA / GP-23A / L1028F / LR23A / MS21 / V23 / VR23. A23 / MN21. VINNIC Battery. VINNIC has been a worldwide leader in small electronics batteries for decades.