Smart Dog Collar Tells You What Your Dog Is Feeling Published Oct 14, 2016 at 7:06 AM EDT Updated Oct 19, 2016 at 7:16 AM EDT The smart collar is described by its creator as “the world’s first ...

The high-tech Halo Collar allows dog parents to set a fence for their dog—without having to install one. "Halo Collar 4 allows pet parents to set rules, boundaries and limitations while creating ...

Battery life: Quickly charge the collar for two to four hours and it will last up to 48 hours. Note : This PetSafe Guardian GPS collar is designed for dogs that weigh 30 pounds or more with neck ...