High quality. Made of high-quality materials for maximum durability and reliability. Seamless fit for your car. Easy to install, no complicated tools required. Professional workmanship, exquisite design, and modern style. Newest Gateway for W164 209 211 Gateway Emulator for VVDI MB BGA TOOL and PRO57. This gateway simulator is compatible with VVDI MB Tool, MB PRO57, and APPRO-MB TOOL. To read W164 EIS, a gateway is required to read EIS data via OBD. With this simulator, you can successfully read and write ECU via OBD. Note: Installation guide not included. Professional installation is strongly recommended. Please verify the item is suitable for your needs. The product may be updated in different batches, resulting in slight variations or color differences, which do not affect functionality. Color: Black Material: Plastic Package Contents: 1 x Gateway Adapter Only the above package content is included; other items are not part of this package. Note: Lighting reflections and different display settings may cause slight color differences between the image and the actual item. Measurement error allowance is +/- 1-3 cm.