Introducing the new Voopoo UForce-L Tank | 4mL. The UForce-L Tank is the first atomizer that adopts a top-to-bottom airway with a leakage proof function. The triple air inlets balance the airflow, reduce convective flow and smooths the vapor effectively. Powered by Dual in One Tech, 2 upgraded PnP coils boost a powerful cloud and multi-layered flavor. Compatible with the Drag 4 Kit. Available in 3 colors.