Keyless2Go New Keyless Entry Remote Car Key for Nissan Sentra Vehicles That Use CWTWB1U816 This is a brand new replacement remote head key fob with uncut key blade for for 2013-2014 Nissan Sentra. This key WILL NOT work if you have Nissan Intelligent Key (also known as proximity system, smart key or push button ignition) This remote key must be cut and programmed by a qualified locksmith or dealership in order to function. Replacement for FCC ID: CWTWB1U816; Part Number: N5F736744-A Every single remote key is tested before it is sent to make sure it is transmitting. New complete working remote key with all electronics and batteries included.