Here is the few of the use of Buddha Statues.

Buddha Statue is use and Beneficial for meditation and visualization

Buddha statue is used as a powerful addition for our shrines and altars during meditation, prayer and study

Buddha refers to one's own inner life which one should try to improve in order to relieve one's personal suffering.

The main use of Buddha statue, you get directly (non-verbally) in touch with the spirit of Buddhism

Buddha statue is use to feel some serenity within you - the proportion of the Buddha, the body, the posture, the way he is sitting, the half-closed eyes. You just sit silently, look at the statue, and you will start falling into a silence....