Based on this product's specifications, here are some alternatives and similar models
Tennis training device Pure2improve P2I100180 Black — practice and stroke repetition tool
Summary description:
Pure2improve P2I100180 Black is a tennis training device designed to support practice and repetition of strokes. As a dedicated training tool from Pure2improve, it helps players refine technique, improve consistency and develop muscle memory during solo or coached sessions. Compact and portable in black finish, it is suitable for use on courts, practice areas and at home.