TechBox 20w Led Motion Sensor Light, PIR Indoor Security Floodlight Cool White, Waterproof IP65 Basement Floodlight PIR (passive infra-red) motion detector is used to sense movement of people, animals, or other objects. They are can be used in automatically-activated lighting systems Save 80% on electricity bill of lighting Waterproof IP65.Smart motion detector option day or night This flood light come with a yoke-style arm, can be mounted vertically or horizontally, easy for adjusting the beam angle Widely used in lighting up your garden, garage, underground, Basement, warehouse