The NuWave Pro Plus Base for Model 20358 is a black plastic base designed specifically for the NuWave Pro Infrared Oven. It operates on electric power with 1500W of power and operates at 120V. This base is essential for the NuWave Pro Plus and includes the necessary components required for optimal performance. The compact dimensions of 3.375 x 13 x 1.1 inches make it easy to use and store, while the air fry cooking method ensures even and delicious results for all your cooking needs.