The Pro-Ject Strobe It is an electronic speed control device designed for turntables. It aids in achieving precise speed accuracy, allowing users to fine-tune the rotation speed of their turntable for optimal playback. The Strobe It features a stroboscope that displays a series of markings which indicate whether the turntable is spinning at the correct speed. The unit typically includes a built-in LED light that illuminates the strobe pattern, making it easier to see the results in various lighting conditions. It can accommodate different platter speeds, generally offering settings for both 33 1/3 RPM and 45 RPM vinyl records. The design is user-friendly, often with a simple operation process that involves plugging it into the power supply of the turntable. This ensures a stable and reliable output necessary for accurate speed adjustments. Overall, the Pro-Ject Strobe It is an essential tool for audiophiles seeking to enhance the performance of their turntable systems by ensuring perfect speed accuracy during vinyl playback.