Smart Digital Coffee Mug, Temperature Display Coffee MugThis smart LED display lid shows the temperature inside the bottle in Celsius, so you can easily understand the internal temperature of your beverages with a simple touch. The silicone seal ring on the lid ensures great leak proof performance, opening small hole for easy drinking, one button operation, effectively prevents any accidental leaks or spills. It is is manufactured by superior food grade stainless steel, odorless and eco friendly, durable