Item Name: Constant Temperature Coaster Constant Temperature Coaster Heating Base Warm Cup. Material: glassRated power: 16WSize: 11.6*15*3 CMRated voltage: 220VAppearance: squareWeight: 350gRated frequency: 50Hzcolor: WhitePower supply mode: plug inPackage Include:1pc Constant Temperature CoasterFeatures:Constant Temperature 55 DegreesDon't Pick The Cup TypeConstant TemperatureGlass SurfaceAutomatic Power-offSafety Protection *Please make