Features: Compatible with Ford Expedition F150 Explorer CWTWB1U345 Interchange Part Number: CWTWB1U212, CWTWB1U331, GQ43VT11T, CWTWB1U345 Other Part Number: 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 models with the same key blank and battery holder specifications Standard keyless entry programming 1. Close all doors then open driver's door and press unlock button on driver's door while door is open. Insert 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 key can be removed from the ignition). Must be performed within 10 seconds. Locks will cycle, signaling entry into programming mode. 3. Press any button on the remote being programmed. Locks will cycle to confirm programming. Repeat this step for any additional remotes. 4. Turn key to off. Locks will cycle to end programming mode. Note: 1. You need to cut the key blade and program it to match your car at an authorized automotive locksmith shop. Most locksmiths provide this service and charge less than dealers. 2. Please ensure your remote uses the same transmitter and chip as this item before purchasing. 3. The image is of the actual product, not downloaded from the internet. Please compare your key shell to ensure compatibility before purchase. 4. Due to manual measurement, a 1-2mm/inch size deviation is common. Please check dimensions carefully before buying. Package includes (without retail packaging): 1 Remote Car Key