High brightness LED touch screen, intelligent temperature measurement, one touch to show temperature. No need to recharge, it contains a long battery life of up to 5 years. 12-hour long-term insulation for hot and cold water, stainless steel interior Specification: available colors: black, white, red, gold and pink Product name: Smart cup with temperature show Material: stainless Product Dimensions: 6.5 x 6.5 x 23 cm; 306 Grams Capacity: 500 ML.