Electric Heating Cup Good Travelling Partner Fast Heating High Quality & Reasonable Price Fast Delivery time Car-based Heating Cup through 12V car adapterDigital temperature display Rapid boil,accurate insulation Energy-saving heater Glasss liner,PC shell Full protectionFeatures:Newly design digital temperature displayRapid boil,Boil the water to 100 degree in 20 minutesaccurate insulationprecise ...