Features: 1. Built-in metal probe, automatic power off without water, dry burning prevention, safety protection 2. The top of the humidifier comes with a USB expansion interface for multiple purposes 3. Colorful atmosphere lights, one thing with multiple uses, practical and beautiful 4. USB power interface, more convenient to use Product parameters: 1. Material: ABS, PP, silicone, electronic components 2. Function: humidification, fan, lighting table lamp, night light 3. Applicable area: 21-30 square meters 4. Number of fog outlets: 1 5. Water tank capacity: 300ml 6. Spray volume: 25-35ml 7. Continuous spraying time: about 8 hours 8. Intermittent spray time: about 15 hours 9. Mode of operation: mechanical 10. Noise: 36dB or less 11. Rated voltage: 5 V 12. Rated power: 3 W 13. Working voltage: DC5V 14. Working current: 400mA 15. Use power: 2W 16. Product size: 9.25 x 9.25 x 13.4 cm 17. Net weight: 200 grams Packing list: - Humidifier x 1 -Chinese and English manual x 1 - Data cable x 1 - Sponge stick x 1 - USB port small fan x 1 - USB port night light x 1