Description: The cover of the oil diffuser is filled with natural salt crystals. When the light is on, the salt is heated and can effectively remove a peculiar smell in the air and purifying the air. The salt lamp diffuser gives your home and office a special atmosphere. Features: [Crystal Salt Stone]The humidifier with salt stone lamp and a cool steam mist, the elegant aromatherapy diffuser creates an aromatic and tranquility. [Colorful Light]This personal humidifier with 7 color-changing LED lights can create a warm and romantic environment. [Eco-friendly]Built-in 1200mAh rechargeable lithium battery, it can be charged by power bank, adapter, computer, etc. [Keep You Healthy]It not only helps adjust dry air in the air-conditioned room but also moisturizes your skin, relieves nasal congestion, and purifies the air, keeps you healthy all the time. [Low Noise]Quiet humidification is low noise and does not disturb, no matter when you are working or at rest, let the skin refresh and