Genuine OEM Nissan 4-button smart key fob — the exact factory remote used on 2007–2014 Nissan Altima and 2009–2014 Maxima (and compatible variants). Saves you a trip to the dealership where replacement fobs routinely run $160+ plus programming. FCC ID: KR55WK48903. Manufacturer part: 5WK49670. 315 MHz. Made by Siemens VDO. Includes emergency insert key (uncut shown — buyer can have it cut locally at any hardware store or locksmith). Fob shell in clean used condition with all 4 buttons intact: lock, unlock, trunk (hold), panic. Requires programming to your vehicle — any local locksmith can handle this for a fraction of dealer pricing. A proven cost-saver for Nissan owners who've lost a key or want a backup. Fits push-button start Altima and Maxima models within year range. New battery recommended before programming.