Spinning Time and Luminous The spinning time is 3 to 5 minutes on average, and the spinning time is controlled according to the external force. The greater the power, the longer it lasts. The turntable needs to absorb light for 60 seconds under light conditions (sunlight, mobile phone taillight, etc.), and then release the light in a dark environment, which is very interesting.Best anti-stress, easy to carry : Great for releasing anxiety, relaxing, staying awake, releasing nervous energy, improving concentration and helping ADHD. Helps you calm down under pressure and kills your boring time. It can bring you calmness and improve your creativity. Silent bearing, the sound is less than 15 decibels, these fidget spinners are simple, lightweight, pocket-sized and fun, perfect for travel, work.