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What You Should Know About Smart Keys Smart keys – also known as digital keys or information keys let drivers access their vehicles without having to search for a keyhole. Some vehicles come with them as standard features, while others offer them for upgrade. The technology is much more advanced than the traditional key fob too. Some systems have emergency starting features that allow you to open the car and start the engine without the need for a key fob (or even a traditional one). smart car key replacement G28 Car Keys have battery indicators that alert you in advance when the battery is about to expire. Security Smart keys are a lot more useful than traditional keys, and they come with additional security and safety features. They utilize radio-frequency identification or RFID, to communicate with the computer system in your car. An antenna on your car will detect the signal of the key when it's within the range of the key, allowing you to unlock your doors and start the engine without having to take out your phone or press a button. Although this might sound like a useful feature however, thieves could also hack into the system to unlock your doors and then start the engine. Some manufacturers employ a process known as “rolling codes” that prevent this from happening. This code is projected from the key to the starter and is verified by the computer in the car prior to it starts. This stops thieves from creating multiple copies of keys. Another way to ensure that your vehicle secure is to make sure that you do not place the mobile phone and the key in the same pocket. Signals can be blocked if both devices are close together. The KeySmart Pro has a built in Tile that can help you locate your phone. If you have the application installed on your iPhone and you put the Smart Key near it, a press of its activation button causes the Tile to play an elongated melody and flash an LED. This could be lifesaving should you lose your phone or if it's on silent mode. Convenience Smart keys can save and remember personal settings including seat, mirror and steering wheel settings. Certain smart keys, like BMW's Comfort Access system, allow you to start your car without having to touch the ignition button. Modern smart keys utilize radio waves to communicate with antennas within the car. They transmit an encrypted signal that is interpreted by the car's computer. These signals can be programmed to perform various functions like opening and closing the trunk, or activating children's locks. This technology isn't completely foolproof. Cybercriminals with the right skills can steal the unique identification number of the smartkey, by spotting its frequency transmission. Thankfully, the manufacturers are working to make the system more secure. One of the most useful features is the ability to remotely lock and unlock your vehicle by pressing the screen of your smartphone. This allows you to save time when loading up children or cargo and can be especially useful if you're a parent with teenage kids who are just beginning to learn how to drive. One of the best features of a smart key is its sleek compact design. This makes it easier to carry than other key organizers which can be clunky and take up more space than needed. KeySmart is also quiet and comfortable to carry. KeySmart is also quiet and comfortable to carry, eliminating the annoying jingle that can cause you to be irritable. Battery Life Typically, smart keys last less than regular fobs with key blades (two to three years versus four to six). Smart keys must communicate with the car at a higher frequency and at a higher frequency to unlock and start the vehicle. Smart keys can also be drained faster when they are placed close to electronic devices, such as computers, phones and screens that produce electromagnetic fields. Most smart keys come with battery backup options. According to Open Road Auto Group, the majority of smart keys come with an emergency blade that acts as an old-fashioned key to open the driver's door in the event that the smart key fob batteries die. The majority of them have a slot in which an old-fashioned key can be placed to start the engine in the event that the smart key fob isn't working or is dead. A “power saving mode” is a second smart key backup. If you lose your smart key while driving, your vehicle will still run until it is not running. To do this, simply place the smart key flat on the steering column while pressing the ignition button. If you do this correctly, your system should inform the driver that the key is low but it is still functional. Cost Smart keys aren't always inexpensive. Many car owners upgrade to smart keys to improve security and convenience. If you have lost a smart key it can cost a significant amount to replace it and reprogramme your car. Smart keys look similar to regular keys, however they are equipped with a microchip that can unlock, lock or start a car that does not have a physical one. The chip transmits a unique code the vehicle's system, which recognizes it and confirms it prior beginning the engine. This technology has been around for a while, but it's not completely. There have been numerous instances of thieves stealing vehicles using this method. The good news is that there are ways to stop this from occurring. One method to avoid this is to use the smart key which has rolling security codes. The code changes every time the key is sent. A key fob with display screens can be quite expensive. BMW's Display Key is an example of this type of smart key. Its LCD color touchscreen does the standard functions of a key fob like locking, unlocking and keyless start but it also send commands from smartphones to the car's systems. This makes it much easier to operate the vehicle and keep the track of charging and location. It can even command the vehicle to park itself. This is a great feature if you have limitations in mobility or have disabilities.