Universal Specialties Liquid Motion Timer Excellent for individuals with special needs to help sooth their anxiety. Can help also provide relief from Autism, ADHD and chronic depression. The bubbling liquid in this motion timer will captivate and hold everyone's attention. This toy is a great fidget item to relax you during those stressful times. Just turn it and watch as the gentle bubbles melt away your worries. This soothing visual display requires no batteries, no power or mechanical parts, and can provide hours of entertainment. Full of vibrant color perfect for those who are trendy and artistic.