1~10PCS Portable 220ML Air Humidifier Essential Oil Diffuser Humidificador for Home Car Office with LED Night Lamp Description: Product Name: Mini humidifier Product size: 10.3 * 8 * 8 Product weight: 75 Product capacity: 250ml Usage: USB interface Specifications: 1. [ultra silent]: quiet operation. Sleep won't disturb you 2. [large capacity] anti drying, penetration and moisturizing 3. [automatic power-off protection] prevent drying to prevent damage to the machine 4. [small size], light and compact, easy to carry 5. [good sealing] no water leakage during dumping, good sealing, no fear of dumping, no water leakage and no electric leakage, and safe humidification 6. Nano Spray: soft and fine mist, soft and refreshing ultrasonic molecular atomization, fine water molecular spray, continuously moisturizing continuously, moisten every inch of skin. Package Included: 1 * water replenishing instrument 1 * USB cable 1 * cotton stick 1 * instructions Notes: Precautions: before work, the cotton core in the humidifier must be taken out and soaked in water before use. If the fog is significantly reduced, the cotton swab must be replaced. Use it via USB cable.