Smart Motion Sensor: This lamp holder has a builtin PIR sensor that automatically detects motion and controls the connected LED light, providing hands operation and convenient control. E27 PIR Sensor Adapter: The E27 socket retrofit converts your existing lamp holder into a motionsensing unit. It is compatible with a wide range of LED lights and supports both AC 110V and 220V power supplies. Automatic LED Switch: The smart lamp holder turns on the connected LED light when motion is detected within the sensing range and turns off automatically when no motion is detected, helping to save energy. Compact and Durable Design: Made from sturdy PC material for longlasting use, this unit measures 5 x 5.7 x 5.7 cm, allowing easy installation and seamless integration with most lamp fixtures. Practical Use Scenarios: Hallways and entryways for automatic lighting as people pass by. Closets, wardrobes, or storage areas for hands illumination. Stairs, bathrooms, or garages where motiontriggered lighting improves safety.