This PetSafe remote transmitter controller (model PDT00-13625) is the perfect training tool for dogs of any size, from XXS to XXL. It utilizes a static/shock control method with adjustable levels to help correct unwanted behaviors such as excessive barking. The collar is waterproof and rechargeable with a range of up to 100 yards, making it a convenient and effective solution for dog owners. The PetSafe remote transmitter controller features a user-friendly design with a remote control to adjust the shock levels and a variety of features including a waterproof collar, adjustable shock levels, and rechargeable battery. Whether you have a small dog or a large one, this training collar is perfect for correcting unwanted behaviors. It is also customizable with different settings to fit your dog's needs. Get your hands on this PetSafe remote transmitter controller (model PDT00-13625) to train your dog with ease.