Michael Carr Designs 80029 Mockingbird Outdoor Statue, Chirper Part of the chirper and feathered friends collections from michael carr designs, these cute and lifelike creatures add personality and charm to any yard or garden Chirps with the sounds of actual birds when motion sensor is activated The sound the mockingbird chirper makes is that of an actual mockingbird The chirper is activated by a motion sensor and includes an on/off switch The chirper is powered by 3 aa batteries (included) and each chirp lasts approximately 15 seconds