Patented innovative design, able to control different distance, high / low and direction. Dual power supply AC or CD for indoor and outdoor, auto-switch control by ball energy saved.
Features
- Security: use dry battery, UM-2 or size "C" 1.5Vx8 no electric shock risk
- Convenience: applicable for both D.C & A.C suitable for indoor or outdoor use
- Electricity saving & silence 4 patents.
Main Products
sports goods, ball machine, tennis trainer, stringing machine...etc.