Body tidak panas saat di pegang Terdapat lubang Air Pressure Release 3 Layer Heat Insulation 304 Stainless Steel Spesifikasi : Deerma DR050 Thermos Pemanas Air Portable Volt 220V Power 300Watt Capacity 350ML Frequency 50Hz Isi Paket Electric Hot Water Cup Power Cord Manual Specification: Brand: Viomi Product Name: Electric hot water cup Product Model: YM-K0401 Capacity: 400ml Product Weight: 0.5kg Voltage: 220v Power: 300w Product Size: 80*80*225mm