Oven size: M (medium) 35- 64 liters Net capacity: 45 liters Heating: convection, grill, hot air, microwave, conventional (top & bottom heat). The oven Siemens CM636GNS1 with microwave function convinces with a capacity of 45 liters. 13 different types of heating make cooking, baking and cooking easy. In terms of security, the CM636GNS1 has a child safety lock, a start button, a safety shutdown, a residual heat indicator and much more. It has a TFT touch display for easy readability and intuitive operation.