4. free installation, adjustable angle, can be placed flat/wall mounted/inverted, and can be flexibly installed in living rooms, bedrooms, bathrooms, kitchens, balconies, and other locations 2. When an intruder passes through the sensing area, immediately push the alarm information to the phone; 1. Wide angle projection, 720 degree adjustable angle, intelligent infrared omnidirectional coverage; 3. Intelligent scene, linkage control of lights/sockets/switches, TV air conditioning, cameras, and alarms; 5. Night mode, automatic activation of linkage lighting, Manufacturer: Mcnhbdgg