Please check your key first and make sure the order fitment matches your model. Fitment: For Z3 E31 E32 E34 E36 E38 E39 E46 and other models with the same specifications of key blank and battery holder as listed below. Condition: . Color: As shown in picture. Buttons: 3 Buttons. Key Blank: HU58 / HU92. Chip: ID44-PCF7935. Electronics: Yes. Battery: NO. Frequency: 315/433 MHz. Features: 1. Ideal replacement for a key with broken buttons or worn key case. 2. Includes key case, uncut key blade, and electronic internals. 3. Blade can be cut by a local locksmith or dealer, or use a CNC cutting service. 4. Can be programmed by a local locksmith or with professional assistance. Important Note: 1. This is a complete remote key, not just a shell or case. 2. Contains internal components including remote electronics and transponder chip. 3. Image shown is of the actual product. 4. Please compare your existing key shell carefully to ensure compatibility before purchasing. Package Includes: 1 x Remote Key Control