1. Can emulate primary sound. 2. Great compatibility, support all benz vehicle with w204/w207/w212 directional lock. 3. Can directly replace the original directional lock without any change in apearance. in the meantime, it is more stable and safe. 4. ELV Simulator-Emulator is design to use with VVDI MB BGA Tool in case of keys lost and when ESL motor is damaged or NEC chip is locked. 5. Material: metal + plastic
