3 In 1 Air Purifier Portable USB Humidifier Steam Night Light Fan Home Officet Feature: Working voltage: DC5V Working current: 400MA Use power: 2W Spray amount: 2040ML Water tank capacity: 350ML Continuous spray mode time: about 10 hours Intermittent spray mode time: about 20 hours Material: ABSPPandPC electronic components Weight net weight: 155g255g Color selection: Blue Pink white Use: 1. Spray operation: connect the power supply, click the button, open the continuous spray mode; click again close all spray mode. (in this cycle) 2. Night light and USB operation: long press 1.5 seconds, turn on the night light and USB output; again long press 1.5 seconds, turn off the night light USB normal output, third times 1.5 seconds to close USB. (in this cycle) 3. Anti dry burning: continuous spray, 4 hour automatic power failure; restart and continue use. Package Included: 1 X Humidifier 1 X Instructions 1 X USB charging 1 X Fan 1 X Night light 1 X Spongy rod