The Educator E-Collar Remote Dog Training Collar is a high-quality training aid designed to help you train your dog effectively. With a range of 1/3 mile, this collar allows you to control your dog's behavior from a distance. The collar is designed for use with two dogs and comes with two micro receivers that are 20% smaller and lighter than the rx-090 Mini Educator receiver. The stimulation level is also 20% less, making it suitable for small dogs. The contact points are 20% closer to one another and can be turned 90 degrees for a fore and aft contact point position. This collar is suitable for dogs weighing 5 pounds and up, and it also provides additional options for fitting on very small dogs. Train your dog effectively and safely with the Educator E-Collar Remote Dog Training Collar.