27A, A27, MN27 12V Battery Equivalents and Replacements
Amazon.com: A27 Battery By Duracell (3 Packs) : Health & Household
Amazon.com: Duracell 27 12V Alkaline Battery, 1 Count Pack, 27 12 Volt Alkaline Battery, Long-Lasting for Key Fobs, Car Alarms, GPS Trackers, and More : Health & Household
2 pcs High Voltage 12V Alkaline Battery A27 27A L828 MN27 for Garage Door Remote | eBay
Amazon.com: Pack of 5 A27 27A 12V MN27A Alkaline Battery : Health & Household