Covers up to 10 acres with additional wire and flags. Receiver designed for stubborn or hard to train pets. Five progressive levels of correction. Low battery indicator flashes when battery gets low. Tone plus vibration only mode for training. Operating and Training Guide. Step-by-Step Installation and Training DVD.

Wireless: Just plug and play, sets up in minutes. Portable: Can be easily taken to a new home, or while traveling in an RV. Safe and secure: Provides a safe zone for your pet that cannot be run-through, dug-under or jumped over. No installation, no burying wire, no stakes. Operates off of convenient camera batteries. Many built-in safety features. Set-up and training video included.