Note: Reminder: When using it for the first time, please put the absorbent cotton swab into a proper amount of clean water, wait for the cotton swab to fully absorb water and begin to sink before using it for the best effect. specification: Item Type: Air Humidifier _x000D_Material: ABS_x000D_Rated Voltage: DC5V-1A_x000D_Rated Power: 1.5-2W_x000D_Power Supply Mode: USB Plug-In_x000D_Water Capacity: 300ml (Maximum)_x000D_Applicable Area: Within 15 Square Meters_x000D_Spray Efficiency: 35ml/H_x000D_Spray Time: 3-6 Hours_x000D_How to use: Rotate to open the cover; add water; connect to the USB power supply; press the key switch to turn on the spray mode_x000D_Cotton swab installation steps: install the spring; install the cotton swab; connect the upper cover Features: 1300ml humidifier, large amount of atomization, deep moisturizing, quickly dissipate dry air. 2Noiseless spray, ultra?quiet and mute operation, will not affect your sleep when used at night. 3Suitable for an area less than 15 square meters, such as offices, meeting rooms and bedrooms, etc. 4USB power supply, convenient to use. 35ml/h spray efficiency, 3?6 hours spray time, stable performance. 5With colorful night light, which can be used for lighting at dark night, bring a comfortable sleeping environment. PackageList: 1 x Air Humidifier 1 x USB Data Cable 1 x Cotton Swab 1 x Manual