Okay, so I've been using these PROCELL Constant AA batteries in my trail cameras for about 3 months now, and here's the real tea:

• First off, the longevity is NO JOKE. My cams used to eat through regular batteries every 2 weeks, but these bad boys are still going strong after 3 months of constant use. That's some serious savings on battery replacements!

• Price-wise? Absolute steal compared to name brands. I got this bulk pack of 144 for less than what I'd pay for half that quantity of Duracells.

• One thing that surprised me - they handle temperature swings like a champ. My trail cams face everything from freezing nights to scorching afternoons, and zero performance issues so far.

• Quick warning though: I did have one batch where about 5% of the batteries had minor corrosion on arrival. Not a dealbreaker for me given the price and performance, but worth checking each one when you get them.

Bottom line? If you're tired of constantly swapping out batteries in your devices, these are absolutely worth trying. Just maybe don't buy them right before an important trip - test a few first to be safe!