This mini cute humidifier air purifier aroma diffuser is inspired by the interesting vase. You can put your favorite flower in it, couple with the soothing fragrance of essential oils, creating a romantic and comfortable atmosphere. The unique appearance add more interests to your life and also a perfect gift to friends/families/anyone you love. Features: Ultra-silence with ultrasonic vibration atomization technology, kill the bacteria and eliminate the dust, reduce the radiation of computer. Safe and reliable with automatic power-off protection after working 2 hours continuously. Low power consumption. Efficient insulation and prevent water leakage with the built-in silicone ring. Essential oils diffuser- few drops of essential oil can volatilize pleasant fragrance, relieve stress, delight your eyes. Special vase function, put your favourite flowers in the mini vase, add more interest to your office/also a great decoration to the bedroom/study/car. Specification: Condition: 100% Brand New Color: Green/ Blue/ Rose red (optional) Material: ABS shell Electronic Cotton core Rate Voltage: DC5V Power: 2W Water Capacity: 220ml Volume of Spray: 50ml per hour Dia. of Sprayer Plate: 20mm Size: approx. 11.2 x 10 x 11.6cm / 4.41 x 3.94 x 4.57inch Package weight: approx. 280g~292g Package Included: 1 x Air Purifier 1 x USB Cable 1 x Water-absorbing Cotton Core 1 x Manual Cotton Core Usage: 1. Remove the water-absorbing cotton core from device of the upper cover. 2. Put the cotton core into water for one minute. 3. Stick the cotton core into water-absorbing device. Note: 1. Please keep the water tank clean, dry the cotton core and unplug the power for long-term no use. 2. Recommend to use purified water. 3. Please ensure the essence will not corrode the tank before you add the essence. 4. Cleaning is recommended at least once per week and do not put the whole item into water or touch the sprayer plate. 5. If different sound or water mist significantly diminishes, please turn off the item and add water into the tank again. 6. This product is not suitable for children to use alone. 4. Put the device back into upper cover.1¡¢Ultra-silence with ultrasonic vibration atomization technology, kill the bacteria and eliminate the dust,reduce the radiation of computer 2¡¢Low power consumption. Efficient insulation and prevent water leakage with the built-in silicone ring 3¡¢Safe and reliable with automatic power-off protection after working 2 hours continuously 4¡¢Essential oils diffuser- few drops of essential oil can volatilize pleasant fragrance, relieve stress, delight your eyes 5¡¢Special vase function, put your favourite flowers in the mini vase, add more interest to your office/also a great decoration to the bedroom/study/car