- Uses 2 AAA batteries - included
- Small breed, up to 20 lbs.
- Medium breed, up to 80 lbs.
- Large breed, over 80 lbs.
- Perfect for crate training; helps adverse behavior such as barking or whining
- Soothe and calm your new puppy with the melodic vibration of their mother’s heartbeat
- Mother's heartbeat helps puppies transition to their new home and reduces anxiety and stress
- Includes a heart shaped pillow and heartbeat device
- Size: Small
- Dimensions: 8" x 4" x 2"
- Size: Medium
- Dimensions: 10" x 6" x 3"
- Size: Large
- Dimensions: 13" x 8" x 4"
- Color: Gray
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