Each time the ball moves, the lights will turn on for 10-15 seconds. 7 cm in diameter. Multisensory stimulation helps you use the senses intact and residual skills remaining in the damaged senses. This stimulation will vary depending on the overall condition of the person and their degree of involvement. Lights, sounds, smells and tactile sensations mixed in the right proportions achieved encouraging people with great difficulty interacting with their environment. Self-perception, emotions, self-esteem, social skills, communication, are some of the areas on which it can intervene during therapy sessions in a sensory stimulation room.