Frigidaire - 0.7 Cu Ft Countertop Microwave Oven, Glass Turntable, 700W - White

Thank you for your question. Yes, the interior light on the Frigidaire 0.7 Cu. Ft. Countertop Microwave Oven (700W, White) will automatically turn on when the door is opened. This feature is designed to illuminate the cooking cavity so you can easily see inside while loading or unloading food. The light will also turn off when the door is closed and will operate during cooking cycles as well. - Jessica