1、Vacuum negative pressure method, does not hurt the skin, deeply cleans the pores, and removes blackheads and excess oil in the pores. 2、Silicone cambered suction nozzle design, fit the curve of the face, mellow and slick surface, gently and smoothly suck out the dirt. 3、Gentle negative pressure dredging technology that does not invade the skin, the large suction force promotes the funnel‑shaped blackheads to be quickly sucked out of the hair follicles. 4、3 gears suction can be adjusted, you can regulate it according to needs. Visual design, convenient and practical. 5、Conform to ergonomic design, easy to hold and use. Light weight and portable, perfect for home and travel use. 1 x Blackhead Removal Machine2 x Suction Tip1 x USB Cable Condition: 100% Brand NewItem Type: Blackhead Removal MachineMaterial: ABSEfficacy: Cleans pores and removes dark spotsPower: 1.5wCharging Method: USB CableBattery Capacity: 650mAhBattery Type: Lithium Battery (Included)Use System: For iOS / AndroidVisual APP Operation:After scanning the QR code below with your mobile phone, click "Download APP now" and download and install it (scanning on WeChat, a prompt will pop up to open the browser to download), the name of the APP is "WIFI Beauty", open the APP, connect to the blackhead wifi named "WONSHAN-XXX" (since each product corresponds to a different wifi model, here we use xxx for checking, please refer to the WiFi with the prefix "WONSHAN" that can be searched by the mobile phone).Button Introduction:Click the vertical screen button to switch to vertical screen.Click the photo button to take a photo.Click the start button to view.Click the record button to record.Click the album button to view the pictures saved in the album.How to Use: 1. Download and install the "WIFI Beauty" APP (see APP download steps for details) 2.After facial cleansing, use a facial steaming machine to steam your face to help open pores, or use a derived lotion to float and soften blackheads. 3. Choose a suitable tip and install it on the top of the instrument. 4. Press and hold the power button for 2 seconds to start the instrument. The indicator light flashes in turn to indicate that the instrument is in standby mode. Simply press the power button in normal mode. 5. In the visual mode, shortly press the "M" key of the visual camera switch to turn on the camera. Open the mobile APP "WIFi-Beauty", click "Start", select "Connect", and connect to the wifi of "WONSHAN-XXX".(Note: You must start the instrument and turn on the camera to connect to this wifi) 6. Short press the power button 1, 2, 3, and 4 times to correspond to the suction level 1, 2, 3, and standby mode. Choose the appropriate suction according to your skin condition, and aim the suction head at the blackhead and acne for care. Before using on the face, it is recommended to check the suction by hand, and it will automatically shut down without any operation for 5 minutes in the standby state.