Cool Mist USB Humidifier with Adjustable Mist Mode, 300ml Water Tank Lasts Up to 10 Hours, 7 Color LED Lights Changing, Waterless Auto Shut-off for Bedroom, Home, Office (White

COOL MIST HUMIDIFIER】300ml water tank, 50ml/h spray volume, 2 working modes: Intermittent Mist (3 seconds on/3 seconds off) & Continuous Mist. Working Time: 8 hours in continuous mode, 10 hours in intermittent mode.

【AUTO SHUT-OFF PROTECTION】Humidifier automatically shut-off when the water level is low or 4 hours automatic power-off protection. New ultrasonic technology supports an extremely quiet working noise