SportDog – SD-425 – Camo WetlandHunter for Large or Stubborn Dog Waterproof Shock Training Collar Review Posted on December 7, 2018 by PatriarchMage Range: up to 500 yards. 7 instantly selectable static stimulation levels with medium/high stim ranges. Option to train with vibration and tone. Designed for dogs 8 pounds or larger with neck sizes 5″ – 22″. Waterproof and submersible to 25 feet.