Keep your dog safe outdoors with the Pet Dog Wireless Electronic Fence from petpexi.com. . This portable, no-wire GPS containment system creates a secure zone up to 500 meters using a constant radio signal. If your dog crosses the boundary, the smart collar activates a warning tone followed by a gentle static correction to guide them back. Ideal for travel, large properties, and rural areas. Easy setup, no digging required. Waterproof, reliable, and designed for dogs of all sizes. Ships fast and free across the USA. Trusted by pet owners nationwide.