Amazon.com: LOOPACELL 27A 12V Alkaline Battery (Pack of 5) - Long Lasting, Leakproof MN27 Battery for Garage Door Openers, Key Fobs, Heated Socks, Ceiling Fan Remote Control, Alarm Remote Control & More :
Amazon.com: 5 X Gp 27A Mn27 12V Alkaline Battery : Health & Household