Details: 20,000 RPM gyroscope ingrains the “feel” of the perfect golf swing. Helps cure hook and slice problems with coming over the top and casting. Provides resistance when swings go off-plane or have an early wrist release. Gyroscope encased in a metalwood head for protection and realistic visual experience Includes see-through grip guide for ideal hand placement. Dual-color shaft visually reinforces that you’re swinging on plane. Gyro Swing includes rechargeable batteries and accompanying battery re-charger pack, Rick Smith instructional DVD (includes product usage guidelines, golf instruction fundamentals and Gyro Swing drills) and Head Cover