Citroën 2 button Remote - key blade SX9 Key caseCitron 2 button Remote Key Case key blade SX9 after market product Remote Key Fob Case for different Citron models including: Berlingo, Picasso and Xsara. It is straight forward to replace the inside of the existing electronics of your remote control to the new key shell. Reprogramming is not necessary! The key shell comes without electronics and transponder. A perfect replacement for a worn key blade Just let the blade cut at your local locksmith or