Humidifier - Universal - Wireless Essential Oil Diffuser 1000ml Air Humidifier 2400mAh Battery Aroma Highlights Universal Wireless Essential Oil Diffuser 1000ml Air Humidifier 2400mAh Battery Aroma Oil Diffuser Air Humidifier ESSENTIAL ESSENTIAL 1000ML HUMIDIFIER 2400MAH Specification of humidifier Water tank capacity: 1000ml Battery capacity: 2400mAh Power: 3.5w Material: ABS/PP/Electronic components Voltage: DC5V Size: 160*160*118mm Notice: 1. Dip the cotton swab for one minute before use and do not lose the spring. 2. It is strictly prohibited to use children under the age of 10 alone. 3. Use mineral water or tap water, do not add oily essential oils or corrosive liquids. You can add water soluble essential oils, just drop 2-5 drops in water. 4. If the amount of spray becomes smaller, use a cotton swab to wipe the atomizer or replace the cotton swab and water.