🔋 Durable and Dependable: Duracell 6 (3x2) Duralock MN21B2PK Watch/Electronic/Keyless Entry Batteries, 12V Alkaline Review

I hesitated to order because many reviews from competing sellers show batteries are repackaged and already dead. It wasn't here. Retail box of Duracell Exp Date 2022. However, when tested with a multimeter none of them were above 7.1v and out of six most were below 6v. They were calibrated to test the multimeter with several other batteries and all are good to appreciate . This is very bad. Order carefully.

I bought these to replace a dead battery in my remote control. When they didn't seem to be working, I went ahead and opened all three packages. I then tested each battery with my Amprobe BAT-200 battery tester (a very good Revain buy) and they were all listed as needing replacement and almost dead. I thought maybe it's the type of battery that only registers a low charge. So I stopped at a local hardware store and bought a new Energizer A23 battery and it showed full power on the tester ie…

I bought three of these packs to replace the regular batteries I had. I thought Duracell was better than generic and lasted longer. The first two batteries each lasted several days, in contrast to the conventional ones, which each lasted several months. I then opened up the rest and tested them with my battery tester and found that each battery was dying on testing. Some of them were dead before I even used them. The expiration date is listed as 2019, so there shouldn't have been any reason for