Pull-and-Push Replaceable CoilsAVP Pro uses a pull-and-push coil replacement system. Pull the coil out from the bottom of the pod, then replace it with a fresh unit. You can change the coil even when there is e-liquid inside the pod. Aspire include a tool to assist you in the coil replacement process. It’s very simple and it is designed to prevent users from hurting their hands while changing coils.