brand new and high quality Features: For Ford Expedition F150 Explorer CWTWB1U345 Interchange Part Number:for CWTWB1U212, CWTWB1U331, GQ43VT11T, CWTWB1U345 Other Part Number:for 1788A-FWB1U345, CAN 1470102326, 1788104575 Included:Complete remotes with electronics and batteries Specification: Buttons: 3 Buttons Material: ABS+Metal Transponder Chip: 315MHz Fitment: 1998-2012 for FORD F-150 1998-1999 for FORD F-250 1999-2012 for FORD F-250 Super Duty 1999-2012 for FORD F-350 Super Duty 1999-2011 for FORD F-450 Super Duty 2001-2011 for FORD Escape 1998-2011 for FORD Expedition 1998-2011 for FORD Explorer 2001-2005 for FORD Explorer Sport Trac 2000-2003 for FORD Excursion 2004-2007 for FORD Freestar 1998-2011 for FORD Ranger 2005-2011 for MERCURY Mariner 1998-2010 for MERCURY Mountaineer 2004-2007 for MERCURY Monterey 2001-2009 for MAZDA B2300 1999-2001 for MAZDA B2500 1998-2007 for MAZDA B3000 1999-2009 for MAZDA B4000 2004-2006 for MAZDA Tribute And other model with the same specifications of for key blank and battery holder listed as below section... Standard keyless entry programming 1.Close all doors then open drivers door press unlock button on drivers door while door is open. Insert for key into ignition.keep foot off brake pedal. 2.Turn ignition from off to run 8 times ending in run( do not start the car, run position is just before the vehicle will start off is turned all the way back when the for key can be removed from the ignition). must be performed within 10 seconds.Loks will cycle signaling entering into programming mode. 3.Press any button on the remote being programmed,locks cycle confirming programming. repeat thisstep for any addition remotes. 4.Turn for key to off, locks will cycle to end programming mode. Note: 1.You need to cut the for key blade and program to match with your car at a Authorised automotive locksmith shop.Most locksmiths now provide such services,and charge much less than the dealer. 2.Please make sure your remote is using the same transmitter and chip as this item before buying. 3.The for image is of the real product. Not downloaded from internet. Please compare your for key for shell, make sure your item is as same as our product before you purchase. 4.Because of hand measurement,1-2mm/inch deviation in size is a common thing,please check your size carefully before you buy it. Package includes(without retail package): 1 Remote Car for Key