Keyless Entry Modify Uncut Remote Fold Switch Key Flip Fob Shell Case Replacement for Ford Escape F250 F350 Super Duty Ranger Freestar Explorer Expedition Explorer Sport Trac Excursion Mercury Mariner Mercury Mountaineer Mercury Monterey Mazda B2300 Mazda B4000 Mazda B3000 Mazda B2500 2001 Mazda Tribute 2003-2006 3 Buttons OEM Key Case Fob Shell Cover Replacement 3 buttons,Transmitter Keyless,replacement Key Blank, No Transponder Chip and Electronics/Battery. The keyblade is uncut and needs to be brought to a locksmith or a dealer to get cut. It is not a remote key, it is just a key shell. No remote/electronics/ignition or transponder chips units inside. Switch the internal electronics (include immobilizer/transponder chip) from your original key shell, then it will be ok. No programming needed.(YouTube videos will help. ) Check out your key button position before buying, make sure your remote key case looks exactly the same as our pictures show.