These are not off-brand Asian batteries. These are name brand, high quality batteries made by one of the most recognized and respected battery
GP High Voltage Alkaline Batteries - 23 AE 12V (pack of 20)
Grade A cells 23A Ensure Longer Battery Life and Long Lasting Power. May also be known as: 23A, 23AE, A23, E23A, V23GA, MN21, GP23A, LRV08, 8F10R,
23A Alkaline Super battery 12V Leak-Proof Batteries for remote, clock doorbell
GP 12V Alkaline Batteries - Size 23A - 2-Pack
A23 12V Alkaline 23-A Replacement Battery 23ae GP - 5 Pack
10PCS original 23A 12V Alkaline Battery 23A 12V 23GA A23S E23A EL12 MN21 V23GA For Wireless Doorbell Alarm Remote Control Toy - AliExpress
10 batteries GP23AE 23AE BATTERY 12V CAR ALAREM 12V SUPER ALKALINE BATTERY V23GA MN21
GP 23AE Ultra 23 A 12 V High Voltage Alkaline Battery (x10)
Urban Infotech 23A 12V Alkaline Batteries High Voltage Cell Car Remote (30qty) Battery - Urban Infotech
10pcs Alkaline Battery 12V 23A 23GA 21/23 A23 A23S E23A EL12 MN21 MS21 V23GA MN21 L1028 RV08 GP23A K23A for Doorbell Remote - AliExpress
Replacement for Battery-Biz Inc. 23A 12 Volt Alkaline Battery
A23 12 Volt Alkaline Battery, 23A 12V Battery