Who else wondered at first how could something as small as this be 23A and 12V? Turns out 'A23' is actually the battery type, the actual capacity is around 55mA. : r/batteries
Duracell 21/23 Alkaline Batteries, 1/PK
12V 23A Alkaline Battery – QuartzComponents
Can A23 battery equivalents be easily found in local stores, or are they primarily available online? - Quora
Buy Wholesale China Hot Selling Steady Function 12v Lr1028 Alkaline Battery Pack Type 23a 12v Battery & Alkaline Battery Pack at USD 0.081 | Global Sources
Amazon.com: DURACELL 2pk 1.5V N Size Alkaline Battery Replaces 810 AM5 KN LR1SG 910A LR1 : Health & Household
Amazon.com: DURACELL 2pk 1.5V N Size Alkaline Battery Replaces 810 AM5 KN LR1SG 910A LR1 : Health & Household
Energizer D Cell Alkaline Batteries D | Walgreens
Amazon.com: LiCB 10 Pack 4LR44 6V Battery PX28A 476A A544 K28A L1325 Battery 6V Alkaline Batteries for Dog Collars : Health & Household
MDGagdgetry is selling usb-c chargeable gumstick batteries! : r/minidisc