The moisture meter can quickly measure the moisture content of the grain. 1. Small and exquisite: the small shape factor of the rotary toy is very suitable for people with high finger flexibility and is convenient for children to play with 2. Symptoms of use: Fidget Rotation sensory toy is very effective in relieving anxiety, relaxation, staying awake, ADHD, ADD, autism and other attention disorders. 3. Where it works: The Fidget hand toy is great for waiting in line, meditating, measuring time, breaking bad habits, starting conversations, and more. It can increase the concentration of the child. 4. Relaxation: The fidget triangle rotating toy can help you calm down when you are stressed and kill time when you are bored, it is a good toy to relieve stress. 5. Gifts: The metal sensory toy is the perfect prezent for Christmas for children and adults. It is not only a toy, but also a stress reliever. I believe they will love the fidget toy. Specification: Item Type: Fidget Hand Toy Material: Aluminum Alloy Size: approx. 4 x 4 cm / 1,6 x 1,6 inches List of packages: 1 xFidget hand toy Fidget toy can be used directly.