Wallet. Cell phone. Car keys. That’s the mental checklist many of us go through before we leave the house. But don’t you hate it when you approach your car, click the unlock button and nothing happens ...

Once upon a time, a long, long time ago, you needed to put an actual key into a car's door lock to get in. Today, the doors of most modern cars are unlocked by pressing a button on the key. In some ...

Long gone are the days of having to use an actual key to unlock your car doors. Modern vehicles typically come with a remote key fob -- a term with an interesting backstory-- allowing you to lock and ...

Opening the doors of modern keyless cars is simple when it works, but it becomes a challenge when your key remote's batteries are dead. So, how do you get into your car without a charged key? The ...

Not everything comes with a rechargeable battery, and for those things, you're going to need to buy replaceable batteries.

You may know the signs of a key fob with a bad battery: having to press the button multiple times or getting close to the car for activation to kick in. Sometimes the functions engage, and at other ...

Modern cars have swapped regular keys for key fobs, and most of them use a CR2032 button cell battery. How can you tell if it's weak? How long do they last?

A key fob is a small device that helps you engage the security system on a car to gain access and, sometimes, start the car remotely. They come attached with an RFID chip & an antenna inside and use ...