The Sticky PEN Wax Burner was specially designed with your convenience in mind. It works perfectly with concentrated wax, allowing quick loading and use to go with its small portable size. The airflow technology used is unlike anything else used in the market. Concentrates and oils will last longer and not be wasted due to the specially designed funnel which allows the concentrated wax to burn evenly with no leakage. Better quality for less than the price of anything else in the market. Starer kit comes with Sticky Pen Mouthpiece, 2 heating chambers, 1 rechargeable battery, 1 USB charger, and 1 dabber