433MHz 3 Buttons Remote Key Replacement Entry Fob Transmitter for 2000+ w/ BGA Chip Uncut Blade Button: 3 Buttons (Lock / Unlock / Trunk) Frequency: 433MHz Chip: BGA Chip Brand new unused key. It is a complete key. With all electronics and a battery installed. A good replacement for your key. This key will start your car and lock unlock your doors once cut and programmed. Programming This key requires a dealer or locksmith to cut and program it. There is no manual way to program this key. Fitment: For A E S G CLK SLK ML Classes 2000- colour:black Material:plastic size:Case Size: 7.2 x 4 x 1.2 cm (LxWxH) Package Contents: 1 x 3 Buttons Remote Key for 2000+(with blade) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.