1,Microcrystal Glass Faceplate 2,High Quality Crystal Plate 3,Stainless Steel Suitable for factory, school, ... 500*150mm Features:Economic efficient: heating with the principle of electromagnetic ,heat faster, thermal efficiency is up to 90% and ... structure,Beautiful appearence: stainless steel seiko meticulous humanized design, high-grade durable, easy to clean,Durable: 430 durable stainless ...