This Humidifier made of ABS which and . Its Ultra-silence Design which humidify your living space to prevent dry and with no noise at the same time. And its USB design which you can charging in any ways and very convenient. Feature - - Material: ABS. - Size: 6x6x8cm. - Rated voltage: 5 (V). - Noise below: 36dB. - Atomization Technology Mini USB Humidifier: The mist is fine and smooth, helps the elastic and bright. And effectively block caused by electrostatic drying, reduce radiation. - Light Bulb Diffuser: Night and Adopted technology, this aromatherapy diffuser will not disturb your study, work or sleep. - Diffuser and Humidifier: Adding several drops of oil into the water, it will fill your space with lovely fragrance. Some special oils can create theraptic benefits. You can also use it as a humidifier without oils to add more moisture to the air-conditioner room. - Fashion Appearance: Metal and Technological sense, ABS material, Mini Humidifier offer you a heathier life - Stylish Design and Perfect Function Essential Oils Diffusers: this essential oil diffuser can be used at home, in the office, spa, yoga , or hotel room. Once you’ve add a couple of drops of essential oil, the diffuser will fill the room with a wonderful aroma. Package list: 2 x Humidifier