Garmins Delta Smart Dog-Training Device combines on-the-collar technology with Garmins Canine mobile app that allows you to monitor and correct your dogs behavior and activities from your Bluetooth-compatible smartphone or mobile device. Customizable training features permit you to select the type of signal/correction vibration, tone alert or 10 stimulation levels. Features include an integrated activity monitoring system that enables you to track your dogs activity, how long it was active and how intense the activity was. Built-in bark-limiting technology with settable levels of correction. Compact, lightweight, durable design attaches to collar straps (not included) up to 1 wide and 0.12 thick. Waterproof-rated to 10 meters. Multidog compatibility. Includes: Delta Smart dog-training device, rechargeable lithium-ion battery, charger cable, three fastening clips and users manual. 1.4H x 2.5W x 1.3D. Range: 100 ft. outdoors; 32 ft. indoors. Wt: 1.4 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Training Collars.