【DIVERSE BALL SELECTION】Our automatic dog ball launcher comes with 6 latex balls and 4 tennis balls(2 Inches balls), latex balls are stain-resistant, use them alternately with tennis balls, ideal for engaging puppies in play and catering to their different preferences. 【HEALTHY INTERACTIVE PLAY】Not only does the dog ball launcher provide physical exercise for dogs, but it also aids in brain development, promotes cognitive skills, and contributes to the overall health of your beloved pet, all while fostering a strong bond, creating memorable experiences full of joy and laughter for both you and your furry companion. 【3 LAUNCH MODES】With options for Nearby, Medium, and Far distances, effortlessly adjusting launch distances from 10ft to 30ft, this ball launcher keeps your dog guessing, adjust the settings to keep playtime exciting and varied. 【PERFECT FOR PUPPIES】This ball launcher is ideal for puppies and small dogs, offering a safe and interactive way to play and exercise, whether indoors or outdoors, this toy will keep your pet entertained and happy. 【INDOOR AND OUTDOOR】You can use the AC adapter indoors or install 8 C-type batteries for outdoor use (batteries not included). The 4.7-pound transmitter is easy to carry.