Tennis return drop point training device with drop point monitoring function

The utility model relates to a tennis return drop point training device with a drop point monitoring function. Each hit unit of the device comprises an elastic hit layer and a central indicating lamp, the elastic hit layer is bestrewed on the hit unit and the central indicating lamp is fixedly embed...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GU XINWEN, LIU YAN, ZHANG E
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AMUSEMENTS APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING,CLIMBING, OR FENCING BALL GAMES GAMES HUMAN NECESSITIES SPORTS TRAINING EQUIPMENT
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