Training a dog can be very difficult, so www.dogtra.com is here to help. This California-based company is one of the top manufactures of e-collars and other dog training devices. Dogtra offers products for training dogs of all sizes. Their e-collars are used for everything from small dog trainers and sporting dog units to K-9 Police work. They have a line of electronic collars for e collar training. The owner purchases a collar for the dog and uses it to train them. They can be used for either professional training or for anyone who wants to have better control over their dogs. They are fully adjustable and you can get them in different strengths, depending on how big the dog is and how they can handle the signal. The collars are completely waterproof and are made to withstand and lot of wear and tear. The collars come in 4 different ranges: 1 mile, 3/4 mile, 1/2 mile, and 400 yards. Most of the collars come with an LCD screen so the trainer can see just how much stimulation the dog is getting. Many units come with a belt clip for convenience. The collars have 2 stimulation setting depending on the dog's temperament. These collars are very effective in training difficult and hyperactive dogs. They are high quality and very cost effective. Check out their website, dogtra.com, for more information.
*Disclaimer, I was compensated to write this post.