Description: Automatic Dog Ball Launcher with 10/20/30FT Distances Dog Ball Thrower with 12 Tennis Rechargeable Interactive Thrower Machine for Mental Stimulation Training combines versatility and convenience, providing adjustable throw settings to suit dogs of all sizes, a safe, interactive play experience that promotes mental and physical exercise, featuring a rechargeable battery and 12 included tennis balls to keep your pet entertained longer; this device ensures easy operation and cleaning, designed to be and secure for worry-free use in any indoor or outdoor environment. Features:. -Color: Green. -Material: ABS. -Size: 24x24x21 cm/9.5×9.5×8.3 inch. -Battery: 18650Li-11.1V/2200MA battery. -Working voltage: 12V. -Working current: 1A – 2.5A. -Input power supply: Type-C 5V, 2A/H. -Charging time: 5H. -Transmission distance: 10FT (3M), 20FT (6M), 30F (9M). -Battery life: Continuous transmission for 2-3H. -Automatic shutdown time: 180s Operating enviro