A very noticeable expanded lifespan with these surefires. A little pricey but worth it. The shelf life on these batteries is 10 years per the manufacturer.

These are the only batteries i use in my flashlight. Top rate 123 batteries for flashlights and headlamps. I'm a duracell battery guy but these have never disappointed me.

Batteries only last about 70 minutes of use in a single led tactical flashlight before fall on their face and leaving me with about half of the lumens as when fresh. I'm on my last battery and its been less than a year since purchasing the pack. Each ...  Read More

Amazon's one size fits all return policy is inappropriate for some things. These barely last a week. Skip these and go energizer. Then i find out they are not returnable.

The battery matches the original that was in my 2011 honda accord crosstour. Bought this for my key fob to my 2008 honda civic si. Now the fob works great again.

Bad upon receipt, wouldn't work. Printing label said i had to pay postage, so i cancel the return and decided to write you a love letter. But i was forewarned by a review from either his ad or a similar one.

It fit my honda cr-z key fob, but 2 months in and the it’s already dying. If i’m more than a few car distances away the remote signal won’t reach. The second battery measured in millivolts and was effectively dead. Now it's awful, i'm so close standin...  Read More