AIRFLOW CONTROL SLIDER Adjust the airflow toggle to create your ideal MTL & DL draw, and experience the flavour and intensity of UB Lite series coils. https://www.vapeuniverse.co/products/ub-lite-pod-kit?pr_prod_strat=e5_desc&pr_rec_id=d5dee5650&pr_rec_pid=7846689800444&pr_ref_pid=7846690160892&pr_seq=uniform