

How To Make a Key Fob Battery Last Longer A low battery can also cause fobs to function inconsistently, requiring you to push buttons several times in order to lock or unlock your doors. If you find that your fob doesn’t have the range that it once did, it’s probably due to a low battery. Most key fob batteries will last between three and four years, although some Smart Keys need to be replaced as often as once a year. What Happens When a Key Fob Battery is Low? We also offer a lifetime replacement option that’s good for the entire life of your vehicle. For a nominal fee, our experts will swap out your old battery for a fresh new one.
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Batteries Plus replaces key fob batteries. Otherwise, you could potentially damage the fob. If not though, you’re better off having a professional do it for you. If you know what you’re doing, go ahead and swap out the battery yourself. Or, you can stop by your nearest Batteries Plus and one of our experts will help you find the correct battery for your needs. If for some reason you can’t find the number on your old battery, you can usually find what type of battery your fob needs in your vehicle owner’s manual. Other commonly used button cells include: CR2450, CR2025, CR1616 and CR2016. The button cell most commonly used in key fobs is the CR2032. This number, which is usually three to four digits long, will identify the type of battery you’re looking for. One convenient thing about button cell batteries is that they have an identification number printed right on the top.

How Do I Know What Battery My Key Fob Needs? Button or coin cell batteries are used to power a number of everyday gadgets, including hearing aids, watches, thermometers, pocket calculators and a variety of games and toys. Because of their distinct shape and size, they’re also known as coin cell batteries. Button cell batteries are small round batteries used in a variety of common devices. Key fobs and other car remotes run on button cell batteries. Keep reading for answers to all of your car remote questions, including what type of batteries they require, how long they last and where you can buy a replacement battery. If you have a key fob that’s not performing the way it used to, Batteries Plus can help.

That means that when the battery inside them runs out of power, it needs to be replaced. Key fobs and other auto remotes are battery-powered. While key fob technology is constantly advancing, their power source has remained the same. What started out as a convenient way of locking and unlocking doors remotely has evolved into today’s modern push start systems. Key fobs have changed a lot over the past ten years.
