Emma Louise

I’ve been caught off guard by a dead key fob more times than I care to admit. It’s frustrating when you buy a new CR2032 battery only to find it doesn’t fit your Toyota key fob properly. The issue often comes down to tiny manufacturing differences in battery thickness, even though they all claim to … Read more

7 best CR2032 lithium coin battery for key fob There’s nothing worse than walking out to your car and pressing the unlock button only to get nothing. A dead CR2032 lithium coin battery in your key fob is a tiny problem that stops your whole day. I’ve tested the top options to save you the … Read more

We all want to save a few dollars, and cheap CR2032 batteries look tempting for our car key fobs. But will that bargain battery leave you stranded in a parking lot? I learned the hard way that a cheap battery often has less power inside than a name-brand one. Your key fob needs a strong, … Read more

I’ve tested dozens of CR2032 batteries over the years, and the question of non-coated ones keeps coming up. It matters because a bad battery can ruin your device or leave you frustrated. The truth is, most CR2032 batteries sold today have a thin coating to prevent short circuits. In my experience, finding a truly uncoated … Read more

I’ve lost count of how many times those clear plastic clamshells have bitten me. That sharp edge on CR2032 battery packaging is no joke, and a quick slip can leave a nasty cut. These packs are designed to be nearly impossible to open without tools, which is a safety feature for kids but a pain … Read more

There is nothing more frustrating than opening a brand new package of CR2032 batteries, only to find they are dead. This is a common problem that wastes money and leaves you without power for your devices. The issue often comes down to the natural chemical discharge that happens inside the battery over time, even on … Read more

7 best CR2032 lithium coin battery cheap I get it — you need a CR2032 battery for your key fob or a set of tea light candles, and you don’t want to overpay. These tiny coin cells power everything from car remotes to glucose monitors, but the prices vary wildly. I’ve tested a dozen packs … Read more

7 best CR2032 lithium coin battery for simplisafe sensor If your SimpliSafe sensor keeps chirping at 3 AM, you know the drill — you need a fresh CR2032 lithium coin battery, and you need one that won’t die in a month. I’ve tested seven top options to find which ones actually keep your system quiet … Read more

5 best CR2032 lithium coin battery for bike sensor Nothing kills a ride faster than a bike sensor that stops talking to your computer. I’ve been through too many dead CR2032 batteries mid-ride to trust just any brand. That’s why I tested five top contenders specifically for bike sensors, where consistent 3V output and long … Read more