100% Wire-Free — Wireless security camera system including 100% Wire-Free smart home battery powered security camera. Before installation, please connect camera to DC 5V adapter for 13 hours to fully charge the battery. NVR still need work with DC 12V power cable. Weatherproof Battery Powered Cameras — The camera, engineered to be fully waterproof (rated as IP66), can brave the most severe weather. Withstand large impacts and is highly resistant to corrosion. PIR Motion Detection & Floodlights — Only warm human body or mammal will be detected by PIR sensor, and it will push alarm to the App. Once the PIR sensor outputs a pulse signal, the camera will be activated and enter the recording state. If it has entered the night and the light ar.