1. Made of special non-toxic, environmentally friendly ABS plastic, with strong toughness and strong anti-fall ability 2. The ability to directly observe and experience the rotation and strength of the sphere when in use, to ensure the accuracy of self-practice, and to encourage the practitioner to develop a good habit of actively exerting force 3. Quick and easy installation and removal 4. Applicable scenarios: parks, homes, grasslands, etc. 5. Function: Exercise the accuracy and sensitivity of children hitting baseball 6. Power supply: 4 x AA batteries (not included) 7. Material: ABS 8. Applicable age: over 3 years old 9. Size: about 52x30x16 cm 10. Weight: about 1200 grams
