Familiar with the operation. First in the hand familiar with the operation and suction when you start to use the blackhead remover and then in the face operation. ? 2.Heat for 5 minutes before using the pore vacuum, soften blackheads. The pore do not open the black head can not et out ,the first hot steam, open the pores. ? 3.Suck blackheads instrument operation practices. Side steaming face suction black head, keep the wet state, easy to suck out and not red, while breathing to move, with a place to stay no more than 2 seconds ,the whole process is recommended no more than 5 minutes. ? 4.Swhrink pores. Cold spray nano spray water meter spray face 10 minutes, coated with fine moisturizing water or deposited mask, shirk pores.