All you have to do is create a sound near the bird on the branch and it will start to shake its head open its mouth shake its wing and tail and sing a bird song. The bird s bright singing will relax your body and mind and bring you back to the great nature where you can be entirely freed from worry and enjoy a moment of placidity.Features A beautiful decoration for your home. Powered by 3 x AA batteries. Sound activated - bird flaps and sings when there is a noise. Sound activation works by detecting increase in noise level so it will work even in noisy environments. Can be used as a security device (bird things when someone makes noise). Color - Blue Jays. Dimension - 8 L x 6 W x 5 H in. - SKU: AZIMPT02373