The Weljoy Zen Rain Cloud is a patented, multi-functional device that

The Rain Cloud Light is a unique indoor water instrument and ambient light that creates a calming oasis wherever it is placed. With sonically engineered rain sounds, it's like having a natural water feature right beside you.
The Weljoy Rain Cloud Essential Oil Diffuser offers an extended diffusing time of over 48 hours with one water refill, adding a relaxing touch to any space without adding too much moisture to the air. The flowing water also adds negative ions and energy to the environment.
With 7 changing color options, the built-in night light creates a comfortable and soothing atmosphere, promoting better sleep. Made with BPA-free and food-grade materials, this diffuser is safe to use. Additionally, it features a built-in battery that can provide over 15 hours of use without connecting to a power source.