Ware Manufacturing Home Sweet Home Pet Cage for Small Animals 40 Inches Pack of 3 remote trainers 3 acre to 496 acres 3 acre to 496 acres Rechargeable and waterproof collar with beep shock 3 levels of static correction to match dogs with different sensitivity A full stimulation lasts 20 seconds at a time The stimulation was limited to 3 times to prevent overstimulation All functions are integrated in the collar These ingredients may help with digestive trouble and skin problems that can be related to more commonly used proteins and carbohydrates Our Home Sweet Home three Packs come in three sizes to accomodate most small pets Simple assembly 2 piece design