PetSafe Automatic Ball Launcher Bark Control Astro 900 is also compatible

Astro 900 is also compatible with Garmin Custom Maps

and efficient messages can be delivered to the dog's sensory system without causing any tissue breakdown while providing the proper collar strap tightness

375" x 19" x 7"

adjustable waterproof receiver collar

Only use Comfort Zone Multi-Cat refills

PetSafe Automatic Ball Launcher Bark Control Astro 900 is also compatiblePlay inside or outside and launch anywhere between 8 30 feet! Motion sensors keep you and your pup safe from unexpected launches. Don't worry about your pup over working themselves while playing; the Ball Launcher has a 15 minute interval rest feature to ensure your pet gets the down time they need in between play sessions. Features: Launches between 8 30 feet, 9 distance, 6 angle settings Uses standard sized tennis balls, 2 included Uses 6 D Cell