How long is "3 minutes at 500W" when using your 600W or 700W microwave? This microwave watt conversion tool helps bridge the gap between package instructions and your microwave's actual output. It prevents common mistakes such as overheating food until it becomes dry or leaving the inside still cold. Main Features - Easy conversion: Simply enter wattage and time to instantly get the optimal heating duration. - Efficient & even heating: Calculation is based on mathematical principles for better cooking results. - Intuitive design: Simple interface that's easy to use even while cooking. Note: The calculated time is a theoretical guideline. Actual heating results may vary depending on food type and container shape.