This small magnetic hitch camera connects via WiFi to your mobile device allowing you to see the camera view on your device's screen. The system works with both Android and Apple devices with a free app called "RoadVue". The strong WiFi signal provides an uninterrupted connection for distances up to 50ft! The camera is powered by a rechargeable battery and has a powerful magnetic base which can attach to the back of your vehicle for each hitching. The RVS-83112-WiFi comes included with a full year warranty. RoadVue App: Scan the QR code for your device included in your box to install the RoadVue App. Pro Tip: You don't need a pre-existing WiFi or internet connection for this to work. The transmitter creates a WiFi network that will work anywhere.