The operation is practical, simple and convenient, the intimate mesh design, and the filter can be replaced, so that you can be more elegant in nail art operation, avoid the situation of dust flying, and have an adjustable air volume design, which can be done or lower. The cotton-dense filter absorbs nail dust and quickly purifies the space to achieve the best results. a. The adapter is inserted into 110V/220V for use, constant current and constant voltage output, high efficiency and stability. b. Professional air duct design, large suction, low noise. c. Professional feel design, comfortable to use, simple and atmospheric appearance, easy to clean. d. Rotary switch, easy to operate, can be adjusted according to your favorite suction.