2013 INFINITI FX37 smart key will need to be programmed to your vehicle before it will work for you. Programming can only be done at an automotive locksmith shop or your local Infiniti dealership, where they will also be able to cut the emergency key blade to match your original. There are no onboard programming instructions for 2013 INFINITI FX37 smart keys. They can only be programmed using special diagnostic equipment. This smart key comes with battery and is tested for functionality before sending. This smart key comes with the emergeny Transponder Chip Key.