The Garmin Delta SE Handheld 010-02608-50 is an ergonomic and user-friendly device designed for dog training. Featuring a simple 3-button interface and a slide switch for easy transition between training modes, this handheld device allows you to train up to two dogs with stimulation, tone, and vibration options. It offers a half-mile range and a tactile dial to help you stay focused during training sessions. The handheld is lightweight, durable, and equipped with a rechargeable lithium-ion battery that provides up to 70 hours of use. Garmin Delta SE Handheld 010-02608-50