Stainless Steel Electitc Cup, Material: Stainless Steel, Vot: 220 V, Fre: 50 HZ, EFF: 400 W , Size: 11cm,12cm, 13cm Name: Electric Cup, Mug 1. Material: 410 Stainless Steel or 201 Stainless Steel, 2 .Vot: 220 V, Fre: 50 HZ, EFF: 400 W , 3. Size: 11cm, 12cm, 13cm