We are authorized dealer of Dogtra and all Dogtra products come with limited lifetime warranty. Both DogtraStore.com and DogtraWorld.com are Peazz.com stores. Ordering from authorized dealer ensures full warranty from the manufacturer.
Different types of dogs require different types of remote trainers. To find out the difference between the different remote trainer, please visit Dogtra Remote Trainer Comparison Guide.
Some remote trainers can add up to certain number of dogs (Expandable). All you would need to do is to purchase additional receivers to work with the same remote trainer (the product page should have the additional collar option for you to choose from). For non-expandable remote trainers, it will indicate the number of receivers that the remote trainer come with.
Dogtra batteries normally needed to be changed after several years of usage. You may visit our Dogtra batteries and accessories page.