This device is an Edison digital microwave with a capacity of 42 liters and a power of 1100 watts (model ED-42DGS). Operation: Basic Button Functions (Right Side): - Time Cook: To set the cooking time manually using the numbers. - Power: To set the microwave's heat and power level. - W.T./Time Defrost: To defrost either by weight (Weight) or by time (Time). Automatic Menu Buttons (Top Buttons): - Such as Popcorn, Potato, Pizza, and Dinner Plate, for one-touch preset operation. Numbers (1-9): - Used to enter the time, and also support the Express Cook feature for the first few numbers. STOP / Cancel: To pause operation, cancel settings, or activate the child safety lock with a long press. START / +30Sec: To start operation, or to add a quick 30 seconds with each press during heating. How to Quick Heat: 1. Place the food inside and close the door securely. 2. Press the START / +30Sec button directly; the device will start working for 30 seconds. 3. You can press it again to increase the time (60 seconds, 90 seconds, etc.).