[Expired]QQV White Noise Sound Machine, Portable Sound Machine with 27 Soothing Sounds for Baby Adults Kids Sleep

: Those with poor sleep can try this white noise machine 睡眠不好的可以试试这个噪声机了

: Some of my friends really love listening to rain sounds to help them sleep, but I can't. I can only fall asleep when there's no sound at all. 有朋友就特别爱听雨声助眠，我就不行，没有一点声音才能睡着

: For those with scalp tension and high stress who can't sleep, is this effective? 头皮紧张 压力大，睡不着的用这个管用吗？