lvifloae Kühlung, Untersetzer, Tassenwärmer und Kühler für den Schreibtisch USB Heating Cooling Coaster Portable Cup Warmer Refrigeration Pad for Travel Office Desks and Home Car Use

Produktbeschreibung

【Convenient temperature control】：Intelligent roller coaster, supporting heating and cooling, one click cooling and constant temperature heating. 【Low consumption】：Semiconductor refrigeration chips have lower power consumption and improve insulation/cooling speed. 【Widely applicable】：Suitable for most flat bottomed cups, beverage cans, cans, ceramic cups, glass cups, stainless steel cups, etc. in the market. 【Simple appearance】：plug and play, with USB interface, compact and portable, suitable for offices and homes. 【Using ABS engineering plastic】：it has strong durability, leak , and high safety.