Portable Badminton Swing Trainer with Sound and Adjustable Resistance

This compact badminton swing trainer measures 31 x 3 x 3 cm and weighs 114.5 g, making it easy to carry. It features a rotating adjustment knob on the silver cylindrical shaft to customize swing tension. The bright yellow grip is ergonomically shaped for a secure hold. A built-in sound feature provides audible feedback at the peak of your swing, helping with timing and release.