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Vehicle Smart Key Technology The technology of smart keys in vehicles lets drivers unlock and start their car by just touching the door handle, or putting the keys in the pocket. It also allows a variety of other adjustments, like the position of seats and temperature settings inside the car, mirror position and stereo presets. This could also raise security concerns. Security Smart keys are key fobs with computers that communicate with a vehicle via one of the antennas that are embedded in the vehicle to open doors and begin the engine. Smart key fobs, unlike traditional keys, which emit the same frequency each time they're pressed, transmit encrypted signals that are only compatible with the specific car to which they belong. This makes it difficult for hackers with the latest technology to intercept or fake the signal, and use your key to steal your car. Mercedes' Keyless Go system for instance, comes with an internal transponder which identifies the driver's key. When the Smart Key comes within 1.5 meters of a car it will automatically unlock the tailgate and door and starts the engine when a button on the key is press. Additionally certain smart keyslike those made by BMW come with individual user settings that let the driver adjust seat, mirrors and the steering wheel's position and audio preferences at the push of one button. They also come with an emergency lock that stops the vehicle from starting if it is not connected to the key. This technology stops drivers from accidentally locking their vehicles especially when looking in a purse or a backpack for keys in parking lots with strangers or a busy street where crime is high. Many systems also alert drivers when keys are in danger of being depleted, though this feature is dependent on the manufacturer. smart car key case is ideal for those in a rush to get to their destination. You can lock, unlock and start your car simply by pressing the door handle or the trunk release. The key fob will also communicate with your phone to track charging locations, charging times and other details about the vehicle, explains Popular Mechanics. The main benefit is that you don't lose your keys. The key fob connects to an antenna inside the vehicle to determine if it is within range. If it's not in range, the engine will not start. This will stop thieves from absconding with your vehicle and selling its parts. The smart key uses rolling codes to deter hacking attempts and cloning, reports BMW. The computer inside the vehicle can recognize and verify the code prior to launching the motor. Most systems come with a mechanical backup system in the form of a key blade hidden in the. How Stuff Works Electronics notes that modern smart keys can also detect the key in use and adjust vehicle settings in accordance with the key's use. For instance, if turn on the car while holding the key fob in your hands, the windows and sunroof will open to let air circulate through the cabin. You can also set a speed limit that will only be in effect when the vehicle is powered by the chosen key. This feature could be useful if you are lending your car to a driver with no experience. 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 this feature, hold the lock button down and then press the unlock button. This will block your smart key fob from sending or receiving radio waves, which will extend its battery's life considerably. You can always restart this feature by pressing the unlock and lock buttons once more. Certain smart keys have anti-theft features to prevent them from being stolen by thieves. For example, Mercedes-Benz smart keys use rolling codes to block unauthorised access to the vehicle. The computer in the car will check the code every millisecond after the smart key is put in. BMW also has a similar system with its Display Key, which comes with an LCD touchscreen on the smart key for added convenience, and enables drivers to lock, unlock, and start their cars without ever removing the key from their pockets. Contact Pop-A-Lock if your need to replace the battery on the smart key fob you have or if you are thinking of purchasing a vehicle with a smart-key. We can replace the battery on any smart key and our mobile locksmiths can help you set the system so that your car can recognize it. Special Cases Smart keys aren't 100 100% secure against theft, but they do assist in preventing thieves. Smart key fobs are designed to prevent hackers from hacking the system. When they are inserted into the ignition of the vehicle, the computer verifies the code in milliseconds. This technology was invented by Mercedes-Benz and is now used by many automobile brands that are luxury. Another useful feature is that the majority of smart key systems will operate even if a user forgot the key in the trunk or left it in the restaurant, or lost it during an excursion. Certain systems will also inform the driver when the battery is low. Certain brands provide key covers specifically designed for smart keys to ensure that the fob is protected from harm.