1：Multi-functional oven, enjoy baking life, wide area temperature control 2：Advanced cooking, one machine multi-purpose, unlock a variety of delicious. 3：Large firepower uniform heating, the upper/lower heat pipe can be evenly heated at the same time 4：Transparent tempered glass, free control of tender taste, no need to open the door during cooking, cooking state at a glance. Origin: Mainland China Capacity: 10L /15L/ 20L Power: 750W（10L）/1300W（15L）/1400W（20L） Inner liner material: Galvanized sheet Shell process: Cold plate spraying+tempered glass Voltage: 220V Number of heating tubes: 2（10L）/6（15L）/4（20L） Temperature control method: Unified temperature control of upper and lower pipes control mode: mechanical operating mode: Knob type Product size 10L: 31*16.5*23.5cm Product size15L: 33.5*32.5*24.5cm Product size 20L: 42.5*27.5*25cm Please note: ***Pure manual measurement may lead to slight errors. ***Due to differences in lighting, shooting angles, monitor resolutions, etc., there may be color deviations. ***As the product is newly launched, we continuously collect user feedback to make slight optimizations and improvements. This may result in minor differences in certain details compared to what you see in pictures and videos. We appreciate your understanding of these points!