The Ply Rock Pulse Pod System is the newest edition of the Limitless product line. The pod holds 1ml of juice and uses an 8W 380mAh battery that is rechargeable. It comes with one pre-installed pod, 1 extra pod, and a USB charger for charging. The pod is simple and easy to replace. The button in the middle of the pen will have an LED indicator for the battery life. This new pen kit has a better draw, better airflow, and a smoother hit.