General description The 500ML Air Humidifier is designed to create a comfortable environment by adding moisture to the air. Operating at an ultra-quiet level of only 23 dB, it ensures that your work or life is not disturbed. The humidifier features an automatic shut-off function that activates when the water tank is empty, enhancing safety and prolonging the device's lifespan. With a large capacity of 500 ml, it can run for extended periods, making it ideal for bedrooms, offices, and yoga spaces. Technical specifications Water capacity: 500 ml Noise level: 23 dB Adjustable mist output: up to 45 ML/H Usage Two spray modes: single spray and double spray Digital display shows remaining battery power Soft night light for easy visibility during nighttime activities Other information Material: high-quality ABS and silicone, BPA-free Compatible with USB cable adapter for easy charging If the inner core appears slanted upon receipt, it is not a defect and can be used normally.