Description This is a professional anti-sliding Vinyl Turntable Record Player Disc Stroboscope Disc, made of good and sturdy material which is durable for long time use. It is practical for vinyl recorder, which can help to detection the of the needle. Features -Color:White -Material:Acrylic -Size:8.00X8.00X0.70cm/3.14X3.14X0.28in -No need to go to a professional repair shop, you can solve it by yourself, saving time and effort. -The operation method is simple, even the first time you can learn it right away. -High performance and high accuracy ensure its practicality and popularity. -Simple color matching makes it both practical and beautiful.Check and adjust the Angle of the barrel and needle. -A great tool to check whether the RPM and Angle of your vinyl record is correct, high precision detection anti-slip gauge, use super good resultsPackage list: 1 x Stroboscope Disc