Your car key fob is a small but mighty device. Have you ever wondered what would happen if it died while you were, say, at the grocery store? How do you start your car (or even get into your car!) ...

You find more in your key fob than a lock and unlock button. Many modern fobs hide useful tricks—like rolling down all windows remotely, popping the trunk hands-free, or triggering an emergency ...

If you've ever been in a situation where you wanted to unlock your car from a certain distance or locate it in a busy parking lot but are out of range, there's a strange trick that lets you boost the ...

Add Yahoo as a preferred source to see more of our stories on Google. If you've ever been in a situation where you wanted to unlock your car from a certain distance or locate it in a busy parking lot ...