MEKAPLE Automatic Dog Ball Launcher, Dog Ball Thrower Machine With 10-30Ft 3 Launching Distance, Interactive Toys For Small Dogs Indoor & Outdoor With 15 Mini Tennis Balls (2 Inch) -Blue

3-Gear Adjustable Distance, Launches Up To 40ft! Easy for dogs to fetch. Comes with six tennis balls that are 2.5 inches in diameter. Two types of power supply, bulit in 2000 mAh battery, 3 hours can be fully rechargeable. What you will get In addition to the host, 1 AC adapter, 1 dog whistle, 6 tennis balls and 1 user manual are included. Comes with a free dog whistle Add a free whistle to train your dog in a more efficient way. Adjustable frequency. How to troubleshoot if the machine stops working: 1: Please check if the launch tube is kept clean and if there are objects or dirt stuck in the launch tube, if so, please clean it. 2: Please check the motor for debris. 3: Please check if there is moisture or water in any part of the product. What’s in the package？ List of products and accessories - 1 ball machine, 1 AC adapter, 6 tennis balls(2.5''), 1 instruction manual, 1 whistle . Please check for completeness upon receipt. Why the range does not match the actual? The permissible variance in launching distance is ±10%, affected by battery power, tennis ball condition, and weather, wind speed,land,room these environmental factors. Adjustable Distance: the distance of the ball launcher can be adjusted in 3 gears, approximately 10ft, 25ft or 40ft, one-key operation Permissible Variance in Launching Distance: Plus or minus 10%, affected by battery power, tennis ball condition, and weather, wind speed,land,room these environmental factors Suitable for dogs of different ages, release the energy of the dog, improve the dog's IQ Entertainment and Exercise: This ball machine can be used both indoors and outdoors, making it the perfect choice for an automatic fetch game when you're playing and training with your dog. Tips: Only one ball can be placed at a time. Do not put the ball continuously within 5 seconds.