Specification:Item Type: Electric Blackhead Suction DeviceMaterial: ABSBattery: Built in Lithium ion BatteryBattery Capacity: 500mAhHow to Use:1. Press and hold the power button for 2 seconds to turn on and enter the low speed air pump to run at a low speed, the low speed indicator light is on, and the fill light is long on;2. Press the switch key again to enter the mid range air pump to run at a medium speed, the middle and low range indicators will be on at the same time, and the fill light will be on for a long time;3. Press the switch key again to enter the high speed operation of the high grade air pump, the third speed indicator lights are on at the same time, and the fill light is always on;4. Press the switch key again to enter low gear, gear cycle;5. In the power on state, press and hold the power button for 1 second to enter the power off state.Package List:1 x Blackhead Remover 3 x Suction Head1 x Manual1 x USB Charging CableNote:1. It is forbidden to use the main unit without a nozzle installed.2. This product is charged with a DC5V adapter. When charging, the battery symbol in the display window will light up in red, and when fully charged, the green light will light up.3. After power on, when the battery power is low, the red light of the battery symbol on the display window flashes for 3 seconds and then shuts down, please charge it in time.4. Please do not use alcohol, detergent containing, alkaline or acidic products to the host.5. Not recommended for use in children and during pregnancy.6. It is forbidden to use if there is a wound on the skin.7. The main unit is not waterproof, please do not wash it with water, and the suction nozzle can be disassembled for independent , and preservation.8. The host has a built in airtight structure, and it is forbidden to drop the bare metal.9. When using the visual blackhead instrument for nursing, the