At High quality Vape, we are dedicated to supporting Grownup smokers transition to the lessened-harm alternative of vaping. Dip a cotton swab in Alcoholic beverages and rub the pins at the top in the Myle battery gently. The Liquor should help to remove any dust or lint blocking the pins. https://vaporstorex.com/product/sai-atomizer-top-airflow-taf/