Features: ESL motor is damaged and requires replacement with a new motor. NEC chip is locked; theoretically unlockable, but in practice requires replacement with a new ESL. Compatible with W204, W207, and W212 models. Works with CGDI-MB key programmer and provides the same functionality as Xhorse ELV Emulator. CGDI ESL-ELV emulator simulator for W204, W207, W212, compatible with VVDI MB-BGA and CGDI-MB at best price. Durable and easy to install. Specifications: Material: Plastic Size: Approx. 9.5 x 6.5 cm / 3.74 x 2.55 inches Fitment: W204, W207, W212 Item Height: 4.5 cm Item Length: 9.5 cm Item Width: 6.5 cm Item Type: Auto Key Programmer Note: Please allow 12 cm error due to manual measurement; ensure you are comfortable with this before ordering. Due to differences between monitor displays, the image may not reflect the actual color of the item. Thank you for your understanding. Package Includes: 1 x ELV Emulator