This 3K aosu solar security camera features a motion sensor, color night vision, noise reduction, PTZ technology, auto tracking, and 2-way audio. The upgraded 3K and 5.0-MP UHD lens allows you to see everything clearly. The built-in 400-lumen spotlight illuminates the night, providing true full-color night vision The camera intelligently monitors parked cars and sends instant alerts when someone enters the parking zone. It also identifies fences and walls that help prevent intrusions. Solar-powered, the camera only needs 3 hours of direct sunlight for all-day power. When motion is detected, the outdoor 2.4-GHz Wi-Fi® camera automatically focuses on and tracks the movement with quick pans and tilts while recording simultaneously. The spotlight can be triggered manually or motion-activated to ensure clear imagery at all times. The camera is compatible with Alexa ® and Google Assistant™. And because aosu focuses on family security and privacy protection, all images and videos are encrypted, ensuring that no one can access the information without your consent.