This multifunctional dog training collar offers three training modes: sound prompt, vibration reminder and static stimulation, suitable for different training needs. The remote control has an effective control range of up to 2624 feet (about 800 meters), which is very suitable for wide outdoor environments. The IPX7 waterproof design ensures that the collar can still work properly in the rain or when swimming. The collar is suitable for dogs from 8 to 120 pounds, and has an adjustable strap to ensure that dogs of different sizes can wear it comfortably. This training collar is an ideal choice to help dogs develop good behavior habits.