23A 12V GP Super Alkaline Battery equivalent to L1028 A23 LRV08 MN21
Battery Equivalent Size Charts - G&T's Original Warehouse
Duracell Specialty Alkaline MN21 Battery 12V, pack of 2 (A23 / 23A / V23GA / LRV08 / 8LR932) designed for use in remote controls, wireless doorbells and security systems : Amazon.co.uk: Electronics & Photo