Aroma Diffuser Nebulizer Type Waterless L&EN STUDIO Cordless Car Diffuser Aroma Diffuser Adjustable Spray Volume USB Rechargeable X1 About this product: 【No Water or Heat Needed】This aroma diffuser is an air vaporization type, efficiently diffusing fine particles of essential oil into the air. Unlike types that require water, there's no need to fetch water or frequently refill oil, allowing you to fully enjoy the natural aroma. 【Adjustable Spray Volume】The aroma diffuser has three spray modes (15-second mode, 30-second mode, 60-second mode). It automatically turns off after 2 hours of operation. Choose the spray mode according to the size of the room and your needs! 【Cordless Design】With a built-in 2000mAh lithium battery, it can be used cordlessly and moved freely, even in a small car! One full charge allows for 20-80 hours of use. 【Quiet Design】The quiet design keeps the operating noise down to 30db, so it won't disturb your peaceful life. It can be used in various places such as living rooms, bedrooms, and offices. 【Wide Space Coverage & Versatile Use】It instantly fills the car with fragrance, and supports an effective fragrance area of 10-60 square meters, making it widely used by customers in homes, offices, shops, yoga rooms, meditation, etc. (Slightly different depending on the ventilation of the space)