Longest Range Wireless Strongest & More Reliable Wireless Built-In Solar Panels Know Whats Happening Swanns MaxRanger4K Solar Security System offers the longest range and strongest wireless signal with 10x the coverage of other Wi-Fi security systems and the ability to mount each of the 4K day/night Cameras anywhere outside up to 250m (in the open air) and 100m (for typical use) from the Hub. The 4 x Cameras have built-in solar panels, sensor lights, sirens, 2-way talk, colour night vision, True Detect+ for heat, motion, people and vehicle-triggered alerts and recording to the Hubs 64GB local memory (to store up to 6 months rolling clips) with no monthly fees. View and control on the Swann Security app. Perfect for large homes, small business, rural properties, farms and more. Its longer, stronger and more reliable wireless security.Protect your PerimeterMaxRanger4Ks extra-long wireless range is perfect to monitor fences, walls, gates, sheds, barns, fuel tanks & hard to get to sec