Durable and high quality material. No distortion. No fade. HU64 blade, you can press the button to eject the blade. To replace your worn, damaged, or broken key. The new blade will need to be cut by a locksmith. There is no programming involved, just swap over the PCB and chip from your existing key. Basic Color: Black Material: Plastic, Metal Button Quantity: 2 (Lock, Unlock) Manufacturer Part Number: 100123 Length: 67mm Width: 33mm Height: 17mm Weight: 32g Quantity: 1 pc Fitment: for Mercedes Benz A C E S class for Mercedes Benz MB Package Included: 1 x Remote Key (1 Case, 1 Blade, 1 Spring) Circuit board or Transponder chip are NOT included! 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 to be a little different from the real thing. The measurement allowed error is +/- 1-3cm.