This product is a sensor . It is made of solid materials. It is safe and durable. It can serve you for a long time without being easily damaged. It is an excellent sensor that can bring you convenience, allowing you to have comfortable experience. Features -Color:White -Material:ABS, aluminum alloy, PC, electronic components -Size:7.60X4.50X3.40cm/2.99X1.77X1.34in Working voltage: DC 12V-24V Detection angle: 120 degree Operating temperature: -20 to 60 Celsius degree Detection distance: 5-8 meters ( Celsius degree) Working frequency: 50/60Hz Ambient light: without photosensitive, hours work Delay time: 1-10 minutes (adjustable) Installation height: 2-3.5M Rated load: 6A Moving detection speed 0.6-1.5M/s Waterproof grade: IP20 Power consumption <0.5W Working humidity <93%RH - Scope of use: Indoor and outdoor low-voltage light strips, low-voltage wall lamps, home lighting, schools, corridors, commercial places. - High sensitivity, 120 degree detection without dead corner, practical to use. - Delay time adjustment: rotate the knob to set 1-10 minutes delay time. - High temperature material, no deformation, not easy to oxidate. - Every detail is carefully crafted, experience the high durability and practicality. Package list: 2 x sensors