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Vehicle Smart Key Technology The smart key technology in vehicles enables drivers to unlock and start their car by just touching the door handle, or placing the key into the pocket. It also allows for various other adjustments like seat position as well as internal temperature settings and mirror position. However, this can also result in security issues. smart car key case www.g28carkeys.co.uk are computerized key fobs that communicate with vehicles via an embedded antenna to unlock doors and start the motor. Unlike conventional keys, which emit the identical frequency signal each time they are press, smart key fobs transmit encrypted signals that are only compatible with the car they belong to. This makes it more difficult for tech-savvy criminals to intercept or spoof the signal and use your key to steal your car. For example, Mercedes' system — called Keyless Go — has an internal transponder that identifies the key of the driver. When the Smart Key comes within 1.5 meters of a vehicle it instantly unlocks the tailgate and door and the engine will start when the key's button is pressed. Furthermore, some smart keys — like those from BMW include individual user settings that let the driver adjust seat, mirrors and the steering wheel's position as well as audio preferences with the click of one button. They also come with an emergency lock that keeps the vehicle from starting without the key in the ignition. This technology assists drivers from accidentally locking their vehicles, particularly when they have to search their purse or backpack for keys in a parking lot packed with strangers or on a busy street with high crime rates. Many systems will also inform motorists when the battery for their key is low, but this feature may differ from manufacturer to manufacturer. Convenience The smart key is ideal for those who are trying to get somewhere. By pressing the button on the trunk release or door handle you can unlock, lock and begin your vehicle. The key fob can also communicate with your smartphone to track charging, location and other data regarding the vehicle, as explained by Popular Mechanics. You shouldn't lock your keys in the car. The key fob communicates with an antenna within the vehicle to determine if the key is in range. If it's not, the engine will not start. This will deter thieves who may steal your vehicle to sell the parts. The smart key also makes use of rolling codes to deter hacking attempts and cloning, reports BMW. The computer inside the vehicle is able to recognize the code and checks it prior to starting the engine. The majority of systems also have a mechanical backup in the form of an unnoticed key blade to serve as a styling tool. Modern smart keys also detect which key is in use and adjust the vehicle settings in accordance with the key's use, according to How Stuff Works Electronics. For instance, if you turn on the car holding the key fob in your hand, the windows and sunroof open to let air circulate through the cabin. You can also set up a speed limit which will only be applied when the car is powered by the specified key. This feature is useful when you lend your vehicle to a driver who is not experienced. Battery Life If you're looking for a way to get more mileage out of your vehicle's smart key, or just want to make sure it won't die during a trip to the grocery store, you can activate an auto manufacturer-specific feature called Power Saving Mode. To activate it, hold the lock button until you release it and press the unlock button. This will make it impossible for your smart key fob to transmit or receive radio waves. This will greatly extend the life of its battery. You can always activate this feature by pressing the unlock and lock buttons once more. Certain smart keys also come with anti-theft functions that stop them from being copied by thieves. Mercedes-Benz smart keys employ rolling codes to block unauthorised access. The computer in the car is able to verify the code within milliseconds following the smart key is put in. BMW makes use of a Display Key that has a tiny LCD screen with a color. This lets drivers lock their cars, open them, and start them without taking the smart key from their pocket. If you're considering purchasing the latest car equipped with a smart key, or if you require the battery of your smart key fob changed, contact us at Pop-A Lock for a quick and simple service. Our mobile locksmiths can replace the battery on any smart key and assist you set it up so that your car can recognize it. Special Cases Smart keys aren't 100 100% theft-proof, but they assist in preventing thieves. Smart keys are designed to prevent hackers from gaining access to the system. When they are placed in the ignition of the vehicle, the computer verifies the code in milliseconds. Mercedes-Benz invented this technology, which is currently utilized by luxury car brands. A smart key system will work even if you don't remember the key in your trunk or leave it in an establishment. Some systems will also notify the driver when the battery is low. Certain brands also offer keys with covers specifically designed for smart keys, to shield the fob from damage.