The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. hero-video Merchant Video Reliable, Affordable and Effective Electric Dog Fence. Your dog wearing the collar will receive a slight static correction when they approach a preset distance you decide on. As long as your dog stays near the wire, the warning tone and correction will continue, which encourages your dog to return bakc to the safety zone of your yard. After successfully setting up the whole electric dog fence system and starting to work, the transmitter will send a radio signal that the wire then broadcasts. Signal Field Width: You adjust how wide the transmitter signal field will emit from the wire. The signal field represents how close the dog can get to the wire before the collar beeps and shocks. The higher the number on the transmitter is set, the wider the distance of the signal field is. Six Customizable Layouts for Your Reference Previous page Next page Beep and Stastic Shock Mode As your dog approaches the warning zone of the boundary wire, the collar will receive the signal and then activates an audible beep and static shock. Enclose Up to 4/5 Acres PcEoTllar electric dog fence system includes enough underground border lines to enclose up to 4/5 acres of yard. Rechargeable Fence Collars The collar is built in 300mAh Lithium battery. Fully charged in 2 hours and then support up to 15 days of use. Note: It requires 5V output voltage. IPX7 Waterproof Fence Collar The collar is resistant from water. The transmitter needs to be kept from getting wet. Use a waterproof container for outdoor installation.