Navigator

The Navigator is a device that was created by Dr. Robotnik and was given to Tails to help locate the generator in Sonic the Hedgehog: The Movie.

History
The navigator is wrist-friendly device that features a small satellite. Later in the film Tails modified it, managing to adjust it make it find Sonic and Hyper Metal Sonic. Later on he also used it to temporarily stop Metal Sonic, before it was destroyed by Robotnik.