PetSafe Elite Add-A-Dog Rechargable Collar for Dogs 40 lb and Up

The Elite Big Dog Add-A-Dog® Collar is designed to convert your 1-dog system into an easy-to-use 2 dog system in seconds. You can also use it as a replacement collar for your one-dog system. The Big Dog model is designed for dogs from 40lbs and up with necks sizes up to 29 inches. This collar is compatible with both of the Elite Training Systems.

Train up to 2 dogs with one Elite remote transmitter (not included) Easy programming allows each pet to have their own settings For dogs 40lbs and up with neck sizes up to 28" Uses rechargeable battery (included) with good/low battery indicator Durable, waterproof receiver collar Works with Elite Remote Trainers: Elite Little Dog Remote Trainer (PDT00-13623) and Elite Big Dog Remote Trainer (PDT00-13625) 15 levels of static correction levels plus instant +2 Boost button