Forever Power100% Wire-free Surveillance. Daily direct sunlight is enough to power the Aosu wireless camera continuously, so you never have to change the battery regularly. And the rechargeable battery keeps the juice flowing when the sun sets or is cloudy. 100% Wireless and IP66 Weatherproof, makes the installation fast and easy, providing higher installation flexibility. Clearer DetailsAosu solar security camera has a 2K resolution, which is 50% higher than 1080P picture quality. The outdoor camera has a built-in spotlight, provides excellent night vision, and guards your home day and night. Securer Smart AlarmsAosu home security cameras equipped with advanced PIR motion sensors and motion analysis technology, more intelligent notifications will be sent to your phone, such as ''there is motion'', ''someone is passing by'', or ''someone is staying''. The notifications come with an event preview which helps you to quickly respond. The optional alar