WDDBFL Smart Tennis Ball Machine and Automatic Tennis Ball Launcher, 2-4h Long Runtime, Indoor and Outdoor Universal, Must-Have Training Gear for

Details

• 【SMART DUAL-CONTROL SYSTEM】Supports dual control via remote and mobile app (compatible with Android and iOS); the remote comes with a digital display to show real-time serve parameters, eliminating blind adjustment and greatly improving training efficiency
• 【PORTABLE & EASY STORAGE DESIGN】The 10kg lightweight body is equipped with an aviation-grade aluminium telescopic rod and silent moving wheels; its compact size of 36*30*50cm fits easily into car boots for hassle-free movement and storage
• 【FULL PARAMETER STEPLESS ADJUSTMENT】The serve elevation angle (20-70°), speed (10-50km/h) and frequency (2-8s) are all stepless adjustable; freely switch between topspin and backspin, simulating 90% of coach ball trajectories to meet diverse training needs
• 【LARGE CAPACITY & LONG BATTERY LIFE】The 50-ball large-capacity hopper eliminates frequent refilling; combined with 2-4h battery life, it supports long-time continuous training, suitable for home courts, clubs, training camps and other scenarios
• 【ALL-SCENARIO & MULTI-GROUP COMPATIBILITY】A professional tennis training device that works perfectly for beginners' basic movement shaping, advanced players' skill improvement, teenagers' daily training and coaches' assistant teaching