Using Tips Use the hot compress function of this vacuum blackhead remover at least five minutes to completely open pores first. If possible, applying blackhead removing gel/cream to soften it for better performance. Package included 1* Blackhead remover vacuum 4* Replacement probes 1* 5 Pieces blackhead extractor tool 1* USB charging cord 1* User manual Warm Tips Do not use it over 5 minutes a time to prevent from skin damage. Do not stay on one place too long to prevent from purple and red skin. Do not use it if your skin is broken and damaged. Dry skin use it once a week, oily and mixed skin use it twice a week. Do not wash the blackhead remover body, it is not waterproof. It is normal that your skin will be a little red after using, the red will disappear in 5~10 minutes.