If you do not have a fenced yard and want to teach your dogs to stay within boundaries, this is an excellent dog training product for you. It is an easy operation one and just take you a few minutes to figure out how to train your dog with it.

Features:
Water resistant receiver.
Durable and adjustable strap.
Remote control range is up to 1000M.
Rechargeable transmitter and receiver.
Beep, vibration and shock correction method.
Can be used for 1 or 2 dogs. (Only 1 receiver is included)