Invisible Wireless Electric Underground Dog Fence System, Dual Function With Remote Training Collar

This kit includes a dual-function electric dog fence and training collar system designed to keep dogs in the yard and train them using sound, static correction, and vibration.

• The description claims the system is safe for training dogs.
• The description claims the collars are waterproof and rechargeable.
• The description claims the fence can cover up to 10 acres.