[Head Shaking Effect] This bird deterrent features motion-activated head shaking, triggered by natural wind or gentle touch, which enhances their deterrent effect and very much mimics the alertness of real owls. [Package Included] This set provides 2 owl decoys for wider coverage and a stronger deterrent. Customers can save a lot of costs and meet multiple needs at the same time. [Convenient Portability] This fake owl offers flexibility, allowing users to adjust the location and number of units to suit different environments. [No Battery Required] This owl scarecrow runs independently of batteries or power supply, saving energy costs and providing convenience. Simply place them in the right location to effectively control birds. [Comprehensive Protection] With this owl decoy, users can cover a wider area and enhance the deterrent effect. They can be skillfully placed to effectively protect gardens, farms, orchards, and other areas.