Specifications: Quiet and continuously operation won't interfere with your work, sleep & drive. Diffuse mist throughout your living space & enhance the moisture of the skin space. 7 color changing lamps for your choice, you can choose color between two modes: steady on, changing color. The water level is clearly visible from the outside to monitor how much is left. Built in 1200mAh large capacity battery can last wireless spray 8 Hours. Item Name: Humidifier Material: ABS, PP, Electronic Component Applicable Area: 10-20 Square Meters Function: Negative Ion Water Tank Capacity: 320ml Number of Fog Outlets: 1Pc Timing Function: 2-8 Hours Working Current: 250-400mA Battery Capacity: 1200mAh (Included) Spray Volume 30-50ml/H Input Current: 1000mA Water Shortage and Power Protection: Supported Continuous Spray Time: 8H Intermittent Spray Time: 12H Power Mode: USB Noise: Below 36dB Rated Voltage: 4.4V Rated Power: 2W Press the Button: press once to continuous fog, press second time to intermittent fog, long press for 2 seconds to open the colorful light, then long press to hold the current color. Features: Ultrasonic, Crown Design, Rechargeable Size: 11.6cm x 11.6cm x 13.7cm/4.57" x 4.57" x 5.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Humidifier 1 x Manual 1 x USB Cable 1 x Cotton Swab 1 x Protective Cotton Tube 1 x Spring