KFFKFF Tennis Ball Launcher, Compact Automatic Ball Machine for Tennis, Holds 100 Balls for Practice, Multi-Mode with 5 Motors, Over 2 Hours Battery Life, Includes App for Remote Operation

KFFKFF Professional Tennis Ball Machine: This tennis ball machine is built with a sturdy all-metal body, ensuring long-lasting durability and resistance to wear. It offers a maximum ball speed of 110 km/h and can hold up to 100 tennis balls, making it suitable for players of all skill levels. Advanced Ball Placement Control: With 5 major serving modes and 29 different ball trajectories, this high-capacity tennis ball thrower allows you to customize 1-20 placement points. It automatically oscillates both horizontally and vertically, providing multi-mode simulation training with adjustable topspin and backspin for versatile tennis scenarios. Convenient and User-Friendly: Equipped with a built-in Bluetooth 4.0 module and a self-developed app (30m connection distance), this portable tennis ball machine offers easy parameter adjustments. The app provides full control over ball speed, frequency, and angle, ensuring convenient customization of ball trajectories. Extended Battery Life: Powered by a high-quality external lithium battery, this tennis training machine offers 4-5 hours of battery life under normal use, accommodating 2-3 daily training sessions. At level 5 setting, it can continuously serve balls for over 2 hours. It is recommended to fully charge the battery before each use, with a charging time of 6-8 hours. Compact and Portable Design: Weighing only 40 lbs (18 kg), this automatic portable tennis ball launcher is designed to be lightweight and compact. It easily fits into the trunk of a car, allowing for convenient transportation. The retractable handle and wheels further enhance portability and mobility.