1、Bird Deterrent: The bird scarer will cause birds to be frightened and flee when exposed to strong light or reflected by their own shadow. 2、Alarm Function: Comes with alarm function, this bird deterrent with built in large volume speaker and waterproof design suits for outdoor. 3、Practical Uses: Can be extensively applied to orchards, fields, power grids, railways, communications, airports, fish ponds and so on. 4、Easy Operation: Driven by wind, the reflective bird deterrent enables 360 degree rotation to better reflect the light, the use is easy. 5、Simple to Install: Designed to have a compact size and a light weight as well, the bird reflector is very convenient to install in minutes. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.