This air diffuser is made of premium and material for practical use. It breaks up water and essential into extremely fine micro-particles, and into the air as mist. It is also a nice decoration and practical tool for home and office, lightweight and portable, not easy to damage. Features -Material: ABS -Proper size and light weight, with fine workmanship and delicate design, and practical. -Widely uses, fit for car, office, bedroom, kids room, baby room, living room or any other places. -The beautiful appearance of this aroma diffuser allows you to decorate your room well. -The practical aroma diffuser can be used as a fragrance diffuser to make you happy. -The perfect family and friends who like aromatherapy or want to try aromatherapy. Specification -Working : 250 mA. -Working voltage: 3.7-5 V. -Power supply: 500 mA. -Essential oil capacity: 50 ml. -Atomization area: 50 square meters. Package list: 1 x Air Diffuser 1 x Charge Cable 1 x Introduction Book 1 x Non-trace Glue 1