Electric kettles are divided into plastic, stainless steel, color steel and ceramics. Plastics are cheap and varied in style, but they are gradually eliminated by the market; Stainless steel is cheaper and safer than plastic, but it is easy to produce scale and single style; Colored steel has diverse styles, strong decoration and high cost performance; Ceramic styles are high-grade, but they are easily broken and expensive. In terms of capacity, 2-3 people can choose1.2l ~1.5l; 4-5 people can choose1.8l ~ 2.0l. ..