Suitable for cats or dogs, this tiny GPS unit tracks your pet's movement while you are home or away. It is ultra-lightweight and attaches to your pet's collar to record their geographic coordinates, movement, and velocity with time and date stamps. Ever wonder where your cat goes at night? Or how fast your dog runs when off the lead? Now, you can have answers. Easily review the data on your computer via the supplied USB cable. You can transfer the data to popular online maps to see where your dog or cat has been. You can even share these adventures with friends. The water resistant, rechargeable Pet Data Recorder is also a great tool to record training sessions and to track the learning progress of your pet.