THREE DISTANCE MODES: Dog Automatic Ball Launcher offers three distance modes (3, 6, 9m) for versatile indoor and outdoor play, making it perfect for different spaces. - RECHARGEABLE BATTERY: Equipped with a built-in 2200mAh rechargeable battery, Automatic Dog Ball Launcher can provide up to 5 to 6 hours of playtime on a single charge, ensuring hours of fun for your pet. - MINI TENNIS BALLS INCLUDED: Interactive pet ball thrower comes with 3 mini tennis balls, and it's compatible with similar-sized balls, so you'll always have a supply of fun for your furry friend. - ENHANCE INTERACTION: Play alongside your pet to strengthen the bond between you and your dog. Dog Ball Thrower helps train your pet's patience, consistency, and intelligence while keeping them active. - PREMIUM DURABILITY: Crafted from high-quality plastic, Tennis Ball Thrower is built to last, ensuring both indoor and outdoor play for long-term enjoyment. Your pet will love it! Specification: Item Type: Dog Automatic Ball Launcher Material: Plastic Ball Diameter: Approx. 5cm / 2.0in Battery Type: Lithium Battery (Shipped with Built in Battery) Battery Capacity: 2200mAh Package List: 1 x Dog Automatic Ball Launcher 3 x Tennis Balls 1 x Charging Cable 1 x English Manual Note: Try not to make the ball too dirty or wet, this will affect the performance.