This single-lens bulb CCTV combines the familiar appearance of a household bulb with practical surveillance technology, making it suitable for discreet indoor monitoring. Its wide viewing coverage helps observe rooms, entrances, shops, offices and other important areas from a convenient ceiling position. The bulb-style design can blend naturally with existing lighting fixtures while providing continuous security monitoring. Depending on the model, features may include HD video, night vision, motion detection, two-way audio and smartphone viewing. It is useful for homes, retail stores, offices, reception areas, corridors and small businesses that need an easy-to-install surveillance solution.