Use time: about 23 hours in the first gear, about 9 hours in the second gear, about 4.5 hours in the third gearWork decompression: put it on the desk in the office, it is a cool anime stuff decor, when you are tired from work, look at it or pinch it to let you relax and get back to work faster.Night use sceneBreastfeeding take care of children reco..