Features: 1. The projection lamp can automatically rotate 360 degrees 2. Double spray design, large spray volume, efficient humidification 3. One thing with multiple functions, convenient to use Product parameters: 1. Material: ABS+PP+PC+electronic components 2. Function: humidifier, aroma diffuser, projection lamp, night light 3. Water tank capacity: 1000mL 4. Spray water volume: about 40mL/H 5. Number of fog outlets: 2 6. Mode of operation: mechanical 7. Water shortage and power failure protection: support 8. Power mode: USB connection power 9. Interface: TYPE-C 10. Built-in battery: 2000 mAh lithium battery 11. Rated voltage: 4 V 12. Rated power: 5.5 W 13. Working current: light about 600mA, spray about 500mA 14. Use time: Normally fully charged for about 3H, after fully charged, it can be used for about 1.5H when fully opened 15. Product size: 15 x 15 x 13.4 cm 16. Net weight: 375 grams Packing list: -Humidifier x 1 -Instruction manual x 1 -Data cable x 1 -Absorbent cotton swab x 2 -Transparency film x 1