The ET-300 Mini Educator remote trainer offers a 1/2 mile range and features our unique “blunt” stimulation for effective yet humane training. It comes with customizable settings, allowing users to adjust stimulation levels from 1 to 100 and boost levels from 1 to 60, making it adaptable to your dog’s specific temperament. The compact transmitter is perfect for smaller hands or situations requiring discretion. The lightweight 2.4-ounce receiver provides sufficient stimulation for both small and large dogs, with additional options for tone and vibration training. The collar includes a night tracking light that can be set to flash or stay solid, ideal for use in multi-dog systems. The ET-300 Mini Educator is designed to help even the most stubborn dogs excel in training. Assembled in the USA and backed by a 100% satisfaction guarantee.