Features: Elevates your home security with the double beam security active detector, featuring a robusts 100m ranges for reliabled intrusions detection. Crafted from pc+abs materials, this photoelectric detector boasts antiinterference capabilities, waterproof and dustproof designs, ensuring precise alerts in any weather condition. For homeowners seek advanced security solution, the detector provide peacing of mind by effectively deterring potential intruders. This security sensing is perfects for outdoor use, guarding the perimeter of your property or securing specific areas like driveways and entryways. With its intelligent designs, the detector minimizes false alarms caused by small animals, while the 180 degree rotating detection angle offer comprehensive coverage for your safety needs. Specifications: Component:PC+ABS Size: Approx.170x73x78mm/6.69x2.87x3.07inch Color: Black Package Includes: 2pcs Security Alarm Sensing note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.