The front door is used to add charcoal, and there is no need to open the lid to add charcoal, which reduces heat loss and is convenient and fast 2. A dedicated thermometer is used to observe the internal temperature for precise temperature control 3. Four vents are used for air circulation to control the internal fire 4. Two side tables are used to store seasonings and food 5. The simple lifting charcoal plate adjustment system can adjust the distance between charcoal and food 6. Two wheels make it easy to move the oven 7. The detachable ash tray is easy to clean the charcoal ash