Main Functions-Crankshaft position sensor signal simulation output: including 9 types of gear missing teeth signal: 58+2(60-2), 58+1, 57+2, 57+1, 37+1, 36+2, 35+1, 34+2, 22+1. Transmission Control Module Repair|Referencing Generator|Versatile Signal Output:Simulates 9 types of gear missing teeth signals and standard 60+0 for comprehensive car sensor testing. Wide Frequency Range:Offers 2Hz to 8KHz frequency output, ensuring compatibility with car sensors and ECUs. Output Parameters-All types of signal have been embedded inside the signal generator, and can be displayed in LED screen for selection reference, no need to download software.One button switch between magnetoelectric signal and Hall signal, convenient to use.9 ranges of frequency selection, accurate frequency output. Note:Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: As shown Material: plastic Package Contents: 1 x Auto Signal Generator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.