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10 Secret Uses for Your Car Key Fob

Reader's Digest Logo By Erin Kayata of Reader's Digest | Slide 1 of 11: A key fob is a small remote device that allows you to control a keyless system. With a key fob, you don't need an actual key to get into your car. The key fob uses radio frequencies to communicate with your car and control it. The jingling of keys becomes a sound of the past if you have this handy device (you shouldn't attach any other keys to your ignition key, anyways.) Turns out, there's a lot you can do with this convenient piece of technology. Here are some secret uses for your car key fob that you may not have known before—try them out for yourself!

What is a key fob, anyway?

A key fob is a small remote device that allows you to control a keyless system. With a key fob, you don't need an actual key to get into your car. The key fob uses radio frequencies to communicate with your car and control it. The jingling of keys becomes a sound of the past if you have this handy device (you shouldn't attach any other keys to your ignition key, anyways.)

Turns out, there's a lot you can do with this convenient piece of technology. Here are some secret uses for your car key fob that you may not have known before—try them out for yourself!

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