Designed for dogs as small as 15 lbs., Dogtras ARC Hands-free Training Collar helps you quickly train your pup with the compact, hands-free remote control. With low to medium power stimulation and nick, constant and nonstimulating pager modes allows you to pick the right amount of correction. 0-127 stimulation levels are easily controlled with the rheostat/volume dial. Waterproof, slim receiver and collar have a 3/4-mile maximum signal range. Rapid two-hour battery charge. Belt clip. Manufacturers two-year warranty. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Electronic Collars.