K&H Mother's Heartbeat Grey Heated Puppy Pet Bed NIB

Mimics the mother's warmth and heartbeat to help sooth puppies Simulated mother's heartbeat can help puppies sleep Heartbeat device can be inserted into the bed or pillow Removable pet bed heater simulates a mother's warmth Small breed puppies only 4 watts Dimensions 11” x 13” Plz note that I opened this up to see if it worked for my dog, but I never used since it was too small. No modeling or trades.