Pet Safe Add A Dog Waterproof Receiver Collar, Standard

TRAIN UP TO 2 DOGS AT THE SAME TIME – compatible with the following PetSafe Remote Trainers : PDT00-16121. TONE, VIBRATION, AND STATIC STIMULATION – features three different types of stimulation: tone (beep), vibration, and 1-15 levels of static.WATERPROOF – submersible up to 5 feet RECHARGEABLE – uses a USB cable for charging (included)stimulation. ADJUSTABLE, REPLACEABLE STRAP – includes premium coated strap that fits neck sizes up to 28″