Specifications: The air humidifier has continuous spray mode and intermittent spray mode. You can adjust it as you like. Double spray nozzles improve the moisturizing effect. It has 400ml water capacity. Operation Instructions: Spray function: turn on the power and wait for the inner absorbent cotton core to fully absorb water, then short press the first time to open the spray; short press again to open the gap spray (spray 10 seconds and stop for 3 and 5 seconds); short press again to turn off the spray. Night light function: long press the switch button to turn on the monochrome night light, long press again to turn off the night light. Timing function: after the spray is turned on, it will be automatically turned off after 4 hours, and the gap spray will be turned on after 6 hours; if you want to spray again, you need to manually restart the button. Item Name: Air Humidifier Material: ABS Type: with Built-in Battery, USB (Optional) Battery Capacity: 2200mAh (Included) Water Tank Capacity: 400ml Power: 3W Voltage: DC 5V Amount of Spray: 50-70ml/h Working Time: 4/6 Hours Features: Double Spray Nozzles, Portable, Moisturizing Size: 77mm x 77mm x 190mm/3.03" x 3.03" x 7.48" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Air Humidifier 1 x Charging Cable 2 x Cotton Sticks 1 x User Manual